/*
 * jsTree 1.0-rc3
 * http://jstree.com/
 *
 * Copyright (c) 2010 Ivan Bozhanov (vakata.com)
 *
 * Licensed same as jquery - under the terms of either the MIT License or the GPL Version 2 License
 *   http://www.opensource.org/licenses/mit-license.php
 *   http://www.gnu.org/licenses/gpl.html
 *
 * $Date: 2011-02-09 01:17:14 +0200 (ср, 09 февр 2011) $
 * $Revision: 236 $
 */

/*jslint browser: true, onevar: true, undef: true, bitwise: true, strict: true */
/*global window : false, clearInterval: false, clearTimeout: false, document: false, setInterval: false, setTimeout: false, jQuery: false, navigator: false, XSLTProcessor: false, DOMParser: false, XMLSerializer: false*/

"use strict";

// top wrapper to prevent multiple inclusion (is this OK?)
(function () {
    if (jQuery && jQuery.jstree) {
        return;
    }
    var is_ie6 = false, is_ie7 = false, is_ff2 = false;

    /* 
     * jsTree core
     */
    (function ($) {
        // Common functions not related to jsTree 
        // decided to move them to a `vakata` "namespace"
        $.vakata = {};
        // CSS related functions
        $.vakata.css = {
            get_css : function(rule_name, delete_flag, sheet) {
                rule_name = rule_name.toLowerCase();
                var css_rules = sheet.cssRules || sheet.rules,
                    j = 0;
                do {
                    if (css_rules.length && j > css_rules.length + 5) {
                        return false;
                    }
                    if (css_rules[j].selectorText && css_rules[j].selectorText.toLowerCase() == rule_name) {
                        if (delete_flag === true) {
                            if (sheet.removeRule) {
                                sheet.removeRule(j);
                            }
                            if (sheet.deleteRule) {
                                sheet.deleteRule(j);
                            }
                            return true;
                        }
                        else {
                            return css_rules[j];
                        }
                    }
                }
                while (css_rules[++j]);
                return false;
            },
            add_css : function(rule_name, sheet) {
                if ($.jstree.css.get_css(rule_name, false, sheet)) {
                    return false;
                }
                if (sheet.insertRule) {
                    sheet.insertRule(rule_name + ' { }', 0);
                } else {
                    sheet.addRule(rule_name, null, 0);
                }
                return $.vakata.css.get_css(rule_name);
            },
            remove_css : function(rule_name, sheet) {
                return $.vakata.css.get_css(rule_name, true, sheet);
            },
            add_sheet : function(opts) {
                var tmp = false, is_new = true;
                if (opts.str) {
                    if (opts.title) {
                        tmp = $("style[id='" + opts.title + "-stylesheet']")[0];
                    }
                    if (tmp) {
                        is_new = false;
                    }
                    else {
                        tmp = document.createElement("style");
                        tmp.setAttribute('type', "text/css");
                        if (opts.title) {
                            tmp.setAttribute("id", opts.title + "-stylesheet");
                        }
                    }
                    if (tmp.styleSheet) {
                        if (is_new) {
                            document.getElementsByTagName("head")[0].appendChild(tmp);
                            tmp.styleSheet.cssText = opts.str;
                        }
                        else {
                            tmp.styleSheet.cssText = tmp.styleSheet.cssText + " " + opts.str;
                        }
                    }
                    else {
                        tmp.appendChild(document.createTextNode(opts.str));
                        document.getElementsByTagName("head")[0].appendChild(tmp);
                    }
                    return tmp.sheet || tmp.styleSheet;
                }
                if (opts.url) {
                    if (document.createStyleSheet) {
                        try {
                            tmp = document.createStyleSheet(opts.url);
                        } catch (e) {
                        }
                    }
                    else {
                        tmp = document.createElement('link');
                        tmp.rel = 'stylesheet';
                        tmp.type = 'text/css';
                        tmp.media = "all";
                        tmp.href = opts.url;
                        document.getElementsByTagName("head")[0].appendChild(tmp);
                        return tmp.styleSheet;
                    }
                }
            }
        };

        // private variables 
        var instances = [],            // instance array (used by $.jstree.reference/create/focused)
            focused_instance = -1,    // the index in the instance array of the currently focused instance
            plugins = {},            // list of included plugins
            prepared_move = {};		// for the move_node function

        // jQuery plugin wrapper (thanks to jquery UI widget function)
        $.fn.jstree = function (settings) {
            var isMethodCall = (typeof settings == 'string'), // is this a method call like $().jstree("open_node")
                args = Array.prototype.slice.call(arguments, 1),
                returnValue = this;

            // if a method call execute the method on all selected instances
            if (isMethodCall) {
                if (settings.substring(0, 1) == '_') {
                    return returnValue;
                }
                this.each(function() {
                    var instance = instances[$.data(this, "jstree_instance_id")],
                        methodValue = (instance
                            && $.isFunction(instance[settings])) ? instance[settings].apply(instance, args) : instance;
                    if (typeof methodValue !== "undefined" && (settings.indexOf("is_") === 0 || (methodValue !== true
                        && methodValue !== false))) {
                        returnValue = methodValue;
                        return false;
                    }
                });
            }
            else {
                this.each(function() {
                    // extend settings and allow for multiple hashes and $.data
                    var instance_id = $.data(this, "jstree_instance_id"),
                        a = [],
                        b = settings ? $.extend({}, true, settings) : {},
                        c = $(this),
                        s = false,
                        t = [];
                    a = a.concat(args);
                    if (c.data("jstree")) {
                        a.push(c.data("jstree"));
                    }
                    b = a.length ? $.extend.apply(null, [true, b].concat(a)) : b;

                    // if an instance already exists, destroy it first
                    if (typeof instance_id !== "undefined" && instances[instance_id]) {
                        instances[instance_id].destroy();
                    }
                    // push a new empty object to the instances array
                    instance_id = parseInt(instances.push({}), 10) - 1;
                    // store the jstree instance id to the container element
                    $.data(this, "jstree_instance_id", instance_id);
                    // clean up all plugins
                    b.plugins = $.isArray(b.plugins) ? b.plugins : $.jstree.defaults.plugins.slice();
                    b.plugins.unshift("core");
                    // only unique plugins
                    b.plugins = b.plugins.sort().join(",,").replace(/(,|^)([^,]+)(,,\2)+(,|$)/g,
                                                                    "$1$2$4").replace(/,,+/g, ",").replace(/,$/,
                                                                                                           "").split(",");

                    // extend defaults with passed data
                    s = $.extend(true, {}, $.jstree.defaults, b);
                    s.plugins = b.plugins;
                    $.each(plugins, function (i, val) {
                        if ($.inArray(i, s.plugins) === -1) {
                            s[i] = null;
                            delete s[i];
                        }
                        else {
                            t.push(i);
                        }
                    });
                    s.plugins = t;

                    // push the new object to the instances array (at the same time set the default classes to the container) and init
                    instances[instance_id] = new $.jstree._instance(instance_id,
                                                                    $(this).addClass("jstree jstree-" + instance_id),
                                                                    s);
                    // init all activated plugins for this instance
                    $.each(instances[instance_id]._get_settings().plugins, function (i, val) {
                        instances[instance_id].data[val] = {};
                    });
                    $.each(instances[instance_id]._get_settings().plugins, function (i, val) {
                        if (plugins[val]) {
                            plugins[val].__init.apply(instances[instance_id]);
                        }
                    });
                    // initialize the instance
                    setTimeout(function() {
                        if (instances[instance_id]) {
                            instances[instance_id].init();
                        }
                    }, 0);
                });
            }
            // return the jquery selection (or if it was a method call that returned a value - the returned value)
            return returnValue;
        };
        // object to store exposed functions and objects
        $.jstree = {
            defaults : {
                plugins : []
            },
            _focused : function () {
                return instances[focused_instance] || null;
            },
            _reference : function (needle) {
                // get by instance id
                if (instances[needle]) {
                    return instances[needle];
                }
                // get by DOM (if still no luck - return null
                var o = $(needle);
                if (!o.length && typeof needle === "string") {
                    o = $("#" + needle);
                }
                if (!o.length) {
                    return null;
                }
                return instances[o.closest(".jstree").data("jstree_instance_id")] || null;
            },
            _instance : function (index, container, settings) {
                // for plugins to store data in
                this.data = { core : {} };
                this.get_settings = function () {
                    return $.extend(true, {}, settings);
                };
                this._get_settings = function () {
                    return settings;
                };
                this.get_index = function () {
                    return index;
                };
                this.get_container = function () {
                    return container;
                };
                this.get_container_ul = function () {
                    return container.children("ul:eq(0)");
                };
                this._set_settings = function (s) {
                    settings = $.extend(true, {}, settings, s);
                };
            },
            _fn : { },
            plugin : function (pname, pdata) {
                pdata = $.extend({}, {
                    __init        : $.noop,
                    __destroy    : $.noop,
                    _fn            : {},
                    defaults    : false
                }, pdata);
                plugins[pname] = pdata;

                $.jstree.defaults[pname] = pdata.defaults;
                $.each(pdata._fn, function (i, val) {
                    val.plugin = pname;
                    val.old = $.jstree._fn[i];
                    $.jstree._fn[i] = function () {
                        var rslt,
                            func = val,
                            args = Array.prototype.slice.call(arguments),
                            evnt = new $.Event("before.jstree"),
                            rlbk = false;

                        if (this.data.core.locked === true && i !== "unlock" && i !== "is_locked") {
                            return;
                        }

                        // Check if function belongs to the included plugins of this instance
                        do {
                            if (func && func.plugin && $.inArray(func.plugin, this._get_settings().plugins) !== -1) {
                                break;
                            }
                            func = func.old;
                        } while (func);
                        if (!func) {
                            return;
                        }

                        // context and function to trigger events, then finally call the function
                        if (i.indexOf("_") === 0) {
                            rslt = func.apply(this, args);
                        }
                        else {
                            rslt = this.get_container().triggerHandler(evnt,
                                                                       { "func" : i, "inst" : this, "args" : args, "plugin" : func.plugin });
                            if (rslt === false) {
                                return;
                            }
                            if (typeof rslt !== "undefined") {
                                args = rslt;
                            }

                            rslt = func.apply(
                                $.extend({}, this, {
                                    __callback : function (data) {
                                        this.get_container().triggerHandler(i + '.jstree',
                                                                            { "inst" : this, "args" : args, "rslt" : data, "rlbk" : rlbk });
                                    },
                                    __rollback : function () {
                                        rlbk = this.get_rollback();
                                        return rlbk;
                                    },
                                    __call_old : function (replace_arguments) {
                                        return func.old.apply(this,
                                                              (replace_arguments ? Array.prototype.slice.call(arguments,
                                                                                                              1) : args ));
                                    }
                                }), args);
                        }

                        // return the result
                        return rslt;
                    };
                    $.jstree._fn[i].old = val.old;
                    $.jstree._fn[i].plugin = pname;
                });
            },
            rollback : function (rb) {
                if (rb) {
                    if (!$.isArray(rb)) {
                        rb = [ rb ];
                    }
                    $.each(rb, function (i, val) {
                        instances[val.i].set_rollback(val.h, val.d);
                    });
                }
            }
        };
        // set the prototype for all instances
        $.jstree._fn = $.jstree._instance.prototype = {};

        // load the css when DOM is ready
        $(function() {
            // code is copied from jQuery ($.browser is deprecated + there is a bug in IE)
            var u = navigator.userAgent.toLowerCase(),
                v = (u.match(/.+?(?:rv|it|ra|ie)[\/: ]([\d.]+)/) || [0,'0'])[1],
                css_string = '' +
                             '.jstree ul, .jstree li { display:block; margin:0 0 0 0; padding:0 0 0 0; list-style-type:none; } '
                                 +
                             '.jstree li { display:block; min-height:18px; line-height:18px; white-space:nowrap; margin-left:18px; min-width:18px; } '
                                 +
                             '.jstree-rtl li { margin-left:0; margin-right:18px; } ' +
                             '.jstree > ul > li { margin-left:0px; } ' +
                             '.jstree-rtl > ul > li { margin-right:0px; } ' +
                             '.jstree ins { display:inline-block; text-decoration:none; width:18px; height:18px; margin:0 0 0 0; padding:0; } '
                                 +
                             '.jstree a { display:inline-block; line-height:16px; height:16px; color:black; white-space:nowrap; text-decoration:none; padding:1px 2px; margin:0; } '
                                 +
                             '.jstree a:focus { outline: none; } ' +
                             '.jstree a > ins { height:16px; width:16px; } ' +
                             '.jstree a > .jstree-icon { margin-right:3px; } ' +
                             '.jstree-rtl a > .jstree-icon { margin-left:3px; margin-right:0; } ' +
                             'li.jstree-open > ul { display:block; } ' +
                             'li.jstree-closed > ul { display:none; } ';
            // Correct IE 6 (does not support the > CSS selector)
            if (/msie/.test(u) && parseInt(v, 10) == 6) {
                is_ie6 = true;

                // fix image flicker and lack of caching
                try {
                    document.execCommand("BackgroundImageCache", false, true);
                } catch (err) {
                }

                css_string += '' +
                              '.jstree li { height:18px; margin-left:0; margin-right:0; } ' +
                              '.jstree li li { margin-left:18px; } ' +
                              '.jstree-rtl li li { margin-left:0px; margin-right:18px; } ' +
                              'li.jstree-open ul { display:block; } ' +
                              'li.jstree-closed ul { display:none !important; } ' +
                              '.jstree li a { display:inline; border-width:0 !important; padding:0px 2px !important; } '
                                  +
                              '.jstree li a ins { height:16px; width:16px; margin-right:3px; } ' +
                              '.jstree-rtl li a ins { margin-right:0px; margin-left:3px; } ';
            }
            // Correct IE 7 (shifts anchor nodes onhover)
            if (/msie/.test(u) && parseInt(v, 10) == 7) {
                is_ie7 = true;
                css_string += '.jstree li a { border-width:0 !important; padding:0px 2px !important; } ';
            }
            // correct ff2 lack of display:inline-block
            if (!/compatible/.test(u) && /mozilla/.test(u) && parseFloat(v, 10) < 1.9) {
                is_ff2 = true;
                css_string += '' +
                              '.jstree ins { display:-moz-inline-box; } ' +
                              '.jstree li { line-height:12px; } ' + // WHY??
                              '.jstree a { display:-moz-inline-box; } ' +
                              '.jstree .jstree-no-icons .jstree-checkbox { display:-moz-inline-stack !important; } ';
                /* this shouldn't be here as it is theme specific */
            }
            // the default stylesheet
            $.vakata.css.add_sheet({ str : css_string, title : "jstree" });
        });

        // core functions (open, close, create, update, delete)
        $.jstree.plugin("core", {
            __init : function () {
                this.data.core.locked = false;
                this.data.core.to_open = this.get_settings().core.initially_open;
                this.data.core.to_load = this.get_settings().core.initially_load;
            },
            defaults : {
                html_titles    : false,
                animation    : 500,
                initially_open : [],
                initially_load : [],
                open_parents : true,
                notify_plugins : true,
                rtl            : false,
                load_open    : false,
                strings        : {
                    loading        : "Loading ...",
                    new_node    : "New node",
                    multiple_selection : "Multiple selection"
                }
            },
            _fn : {
                init    : function () {
                    this.set_focus();
                    if (this._get_settings().core.rtl) {
                        this.get_container().addClass("jstree-rtl").css("direction", "rtl");
                    }
                    this.get_container().html("<ul><li class='jstree-last jstree-leaf'><ins>&#160;</ins><a class='jstree-loading' href='#'><ins class='jstree-icon'>&#160;</ins>"
                                                  + this._get_string("loading") + "</a></li></ul>");
                    this.data.core.li_height = this.get_container_ul().find("li.jstree-closed, li.jstree-leaf").eq(0).height()
                        || 18;

                    this.get_container()
                        .delegate("li > ins", "click.jstree", $.proxy(function (event) {
                        var trgt = $(event.target);
                        // if(trgt.is("ins") && event.pageY - trgt.offset().top < this.data.core.li_height) { this.toggle_node(trgt); }
                        this.toggle_node(trgt);
                    }, this))
                        .bind("mousedown.jstree", $.proxy(function () {
                        this.set_focus(); // This used to be setTimeout(set_focus,0) - why?
                    }, this))
                        .bind("dblclick.jstree", function (event) {
                                  var sel;
                                  if (document.selection && document.selection.empty) {
                                      document.selection.empty();
                                  }
                                  else {
                                      if (window.getSelection) {
                                          sel = window.getSelection();
                                          try {
                                              sel.removeAllRanges();
                                              sel.collapse();
                                          } catch (err) {
                                          }
                                      }
                                  }
                              });
                    if (this._get_settings().core.notify_plugins) {
                        this.get_container()
                            .bind("load_node.jstree", $.proxy(function (e, data) {
                            var o = this._get_node(data.rslt.obj),
                                t = this;
                            if (o === -1) {
                                o = this.get_container_ul();
                            }
                            if (!o.length) {
                                return;
                            }
                            o.find("li").each(function () {
                                var th = $(this);
                                if (th.data("jstree")) {
                                    $.each(th.data("jstree"), function (plugin, values) {
                                        if (t.data[plugin] && $.isFunction(t["_" + plugin + "_notify"])) {
                                            t["_" + plugin + "_notify"].call(t, th, values);
                                        }
                                    });
                                }
                            });
                        }, this));
                    }
                    if (this._get_settings().core.load_open) {
                        this.get_container()
                            .bind("load_node.jstree", $.proxy(function (e, data) {
                            var o = this._get_node(data.rslt.obj),
                                t = this;
                            if (o === -1) {
                                o = this.get_container_ul();
                            }
                            if (!o.length) {
                                return;
                            }
                            o.find("li.jstree-open:not(:has(ul))").each(function () {
                                t.load_node(this, $.noop, $.noop);
                            });
                        }, this));
                    }
                    this.__callback();
                    this.load_node(-1, function () {
                        this.loaded();
                        this.reload_nodes();
                    });
                },
                destroy    : function () {
                    var i,
                        n = this.get_index(),
                        s = this._get_settings(),
                        _this = this;

                    $.each(s.plugins, function (i, val) {
                        try {
                            plugins[val].__destroy.apply(_this);
                        } catch(err) {
                        }
                    });
                    this.__callback();
                    // set focus to another instance if this one is focused
                    if (this.is_focused()) {
                        for (i in instances) {
                            if (instances.hasOwnProperty(i) && i != n) {
                                instances[i].set_focus();
                                break;
                            }
                        }
                    }
                    // if no other instance found
                    if (n === focused_instance) {
                        focused_instance = -1;
                    }
                    // remove all traces of jstree in the DOM (only the ones set using jstree*) and cleans all events
                    this.get_container()
                        .unbind(".jstree")
                        .undelegate(".jstree")
                        .removeData("jstree_instance_id")
                        .find("[class^='jstree']")
                        .andSelf()
                        .attr("class", function () {
                                  return this.className.replace(/jstree[^ ]*|$/ig, '');
                              });
                    $(document)
                        .unbind(".jstree-" + n)
                        .undelegate(".jstree-" + n);
                    // remove the actual data
                    instances[n] = null;
                    delete instances[n];
                },

                _core_notify : function (n, data) {
                    if (data.opened) {
                        this.open_node(n, false, true);
                    }
                },

                lock : function () {
                    this.data.core.locked = true;
                    this.get_container().children("ul").addClass("jstree-locked").css("opacity", "0.7");
                    this.__callback({});
                },
                unlock : function () {
                    this.data.core.locked = false;
                    this.get_container().children("ul").removeClass("jstree-locked").css("opacity", "1");
                    this.__callback({});
                },
                is_locked : function () {
                    return this.data.core.locked;
                },
                save_opened : function () {
                    var _this = this;
                    this.data.core.to_open = [];
                    this.get_container_ul().find("li.jstree-open").each(function () {
                        if (this.id) {
                            _this.data.core.to_open.push("#" + this.id.toString().replace(/^#/, "").replace(/\\\//g,
                                                                                                            "/").replace(/\//g,
                                                                                                                         "\\\/").replace(/\\\./g,
                                                                                                                                         ".").replace(/\./g,
                                                                                                                                                      "\\.").replace(/\:/g,
                                                                                                                                                                     "\\:"));
                        }
                    });
                    this.__callback(_this.data.core.to_open);
                },
                save_loaded : function () {
                },
                reload_nodes : function (is_callback) {
                    var _this = this,
                        done = true,
                        current = [],
                        remaining = [];
                    if (!is_callback) {
                        this.data.core.reopen = false;
                        this.data.core.refreshing = true;
                        this.data.core.to_open = $.map($.makeArray(this.data.core.to_open), function (n) {
                            return "#" + n.toString().replace(/^#/, "").replace(/\\\//g, "/").replace(/\//g,
                                                                                                      "\\\/").replace(/\\\./g,
                                                                                                                      ".").replace(/\./g,
                                                                                                                                   "\\.").replace(/\:/g,
                                                                                                                                                  "\\:");
                        });
                        this.data.core.to_load = $.map($.makeArray(this.data.core.to_load), function (n) {
                            return "#" + n.toString().replace(/^#/, "").replace(/\\\//g, "/").replace(/\//g,
                                                                                                      "\\\/").replace(/\\\./g,
                                                                                                                      ".").replace(/\./g,
                                                                                                                                   "\\.").replace(/\:/g,
                                                                                                                                                  "\\:");
                        });
                        if (this.data.core.to_open.length) {
                            this.data.core.to_load = this.data.core.to_load.concat(this.data.core.to_open);
                        }
                    }
                    if (this.data.core.to_load.length) {
                        $.each(this.data.core.to_load, function (i, val) {
                            if (val == "#") {
                                return true;
                            }
                            if ($(val).length) {
                                current.push(val);
                            }
                            else {
                                remaining.push(val);
                            }
                        });
                        if (current.length) {
                            this.data.core.to_load = remaining;
                            $.each(current, function (i, val) {
                                if (!_this._is_loaded(val)) {
                                    _this.load_node(val, function () {
                                        _this.reload_nodes(true);
                                    }, function () {
                                        _this.reload_nodes(true);
                                    });
                                    done = false;
                                }
                            });
                        }
                    }
                    if (this.data.core.to_open.length) {
                        $.each(this.data.core.to_open, function (i, val) {
                            _this.open_node(val, false, true);
                        });
                    }
                    if (done) {
                        // TODO: find a more elegant approach to syncronizing returning requests
                        if (this.data.core.reopen) {
                            clearTimeout(this.data.core.reopen);
                        }
                        this.data.core.reopen = setTimeout(function () {
                            _this.__callback({}, _this);
                        }, 50);
                        this.data.core.refreshing = false;
                        this.reopen();
                    }
                },
                reopen : function () {
                    var _this = this;
                    if (this.data.core.to_open.length) {
                        $.each(this.data.core.to_open, function (i, val) {
                            _this.open_node(val, false, true);
                        });
                    }
                    this.__callback({});
                },
                refresh : function (obj) {
                    var _this = this;
                    this.save_opened();
                    if (!obj) {
                        obj = -1;
                    }
                    obj = this._get_node(obj);
                    if (!obj) {
                        obj = -1;
                    }
                    if (obj !== -1) {
                        obj.children("UL").remove();
                    }
                    else {
                        this.get_container_ul().empty();
                    }
                    this.load_node(obj, function () {
                        _this.__callback({ "obj" : obj});
                        _this.reload_nodes();
                    });
                },
                // Dummy function to fire after the first load (so that there is a jstree.loaded event)
                loaded    : function () {
                    this.__callback();
                },
                // deal with focus
                set_focus    : function () {
                    if (this.is_focused()) {
                        return;
                    }
                    var f = $.jstree._focused();
                    if (f) {
                        f.unset_focus();
                    }

                    this.get_container().addClass("jstree-focused");
                    focused_instance = this.get_index();
                    this.__callback();
                },
                is_focused    : function () {
                    return focused_instance == this.get_index();
                },
                unset_focus    : function () {
                    if (this.is_focused()) {
                        this.get_container().removeClass("jstree-focused");
                        focused_instance = -1;
                    }
                    this.__callback();
                },

                // traverse
                _get_node        : function (obj) {
                    var $obj = $(obj, this.get_container());
                    if ($obj.is(".jstree") || obj == -1) {
                        return -1;
                    }
                    $obj = $obj.closest("li", this.get_container());
                    return $obj.length ? $obj : false;
                },
                _get_next        : function (obj, strict) {
                    obj = this._get_node(obj);
                    if (obj === -1) {
                        return this.get_container().find("> ul > li:first-child");
                    }
                    if (!obj.length) {
                        return false;
                    }
                    if (strict) {
                        return (obj.nextAll("li").size() > 0) ? obj.nextAll("li:eq(0)") : false;
                    }

                    if (obj.hasClass("jstree-open")) {
                        return obj.find("li:eq(0)");
                    }
                    else if (obj.nextAll("li").size() > 0) {
                        return obj.nextAll("li:eq(0)");
                    }
                    else {
                        return obj.parentsUntil(".jstree", "li").next("li").eq(0);
                    }
                },
                _get_prev        : function (obj, strict) {
                    obj = this._get_node(obj);
                    if (obj === -1) {
                        return this.get_container().find("> ul > li:last-child");
                    }
                    if (!obj.length) {
                        return false;
                    }
                    if (strict) {
                        return (obj.prevAll("li").length > 0) ? obj.prevAll("li:eq(0)") : false;
                    }

                    if (obj.prev("li").length) {
                        obj = obj.prev("li").eq(0);
                        while (obj.hasClass("jstree-open")) {
                            obj = obj.children("ul:eq(0)").children("li:last");
                        }
                        return obj;
                    }
                    else {
                        var o = obj.parentsUntil(".jstree", "li:eq(0)");
                        return o.length ? o : false;
                    }
                },
                _get_parent        : function (obj) {
                    obj = this._get_node(obj);
                    if (obj == -1 || !obj.length) {
                        return false;
                    }
                    var o = obj.parentsUntil(".jstree", "li:eq(0)");
                    return o.length ? o : -1;
                },
                _get_children    : function (obj) {
                    obj = this._get_node(obj);
                    if (obj === -1) {
                        return this.get_container().children("ul:eq(0)").children("li");
                    }
                    if (!obj.length) {
                        return false;
                    }
                    return obj.children("ul:eq(0)").children("li");
                },
                get_path        : function (obj, id_mode) {
                    var p = [],
                        _this = this;
                    obj = this._get_node(obj);
                    if (obj === -1 || !obj || !obj.length) {
                        return false;
                    }
                    obj.parentsUntil(".jstree", "li").each(function () {
                        p.push(id_mode ? this.id : _this.get_text(this));
                    });
                    p.reverse();
                    p.push(id_mode ? obj.attr("id") : this.get_text(obj));
                    return p;
                },

                // string functions
                _get_string : function (key) {
                    return this._get_settings().core.strings[key] || key;
                },

                is_open        : function (obj) {
                    obj = this._get_node(obj);
                    return obj && obj !== -1 && obj.hasClass("jstree-open");
                },
                is_closed    : function (obj) {
                    obj = this._get_node(obj);
                    return obj && obj !== -1 && obj.hasClass("jstree-closed");
                },
                is_leaf        : function (obj) {
                    obj = this._get_node(obj);
                    return obj && obj !== -1 && obj.hasClass("jstree-leaf");
                },
                correct_state    : function (obj) {
                    obj = this._get_node(obj);
                    if (!obj || obj === -1) {
                        return false;
                    }
                    obj.removeClass("jstree-closed jstree-open").addClass("jstree-leaf").children("ul").remove();
                    this.__callback({ "obj" : obj });
                },
                // open/close
                open_node    : function (obj, callback, skip_animation) {
                    obj = this._get_node(obj);
                    if (!obj.length) {
                        return false;
                    }
                    if (!obj.hasClass("jstree-closed")) {
                        if (callback) {
                            callback.call();
                        }
                        return false;
                    }
                    var s = skip_animation || is_ie6 ? 0 : this._get_settings().core.animation,
                        t = this;
                    if (!this._is_loaded(obj)) {
                        obj.children("a").addClass("jstree-loading");
                        this.load_node(obj, function () {
                            t.open_node(obj, callback, skip_animation);
                        }, callback);
                    }
                    else {
                        if (this._get_settings().core.open_parents) {
                            obj.parentsUntil(".jstree", ".jstree-closed").each(function () {
                                t.open_node(this, false, true);
                            });
                        }
                        if (s) {
                            obj.children("ul").css("display", "none");
                        }
                        obj.removeClass("jstree-closed").addClass("jstree-open").children("a").removeClass("jstree-loading");
                        if (s) {
                            obj.children("ul").stop(true, true).slideDown(s, function () {
                                this.style.display = "";
                                t.after_open(obj);
                            });
                        }
                        else {
                            t.after_open(obj);
                        }
                        this.__callback({ "obj" : obj });
                        if (callback) {
                            callback.call();
                        }
                    }
                },
                after_open    : function (obj) {
                    this.__callback({ "obj" : obj });
                },
                close_node    : function (obj, skip_animation) {
                    obj = this._get_node(obj);
                    var s = skip_animation || is_ie6 ? 0 : this._get_settings().core.animation,
                        t = this;
                    if (!obj.length || !obj.hasClass("jstree-open")) {
                        return false;
                    }
                    if (s) {
                        obj.children("ul").attr("style", "display:block !important");
                    }
                    obj.removeClass("jstree-open").addClass("jstree-closed");
                    if (s) {
                        obj.children("ul").stop(true, true).slideUp(s, function () {
                            this.style.display = "";
                            t.after_close(obj);
                        });
                    }
                    else {
                        t.after_close(obj);
                    }
                    this.__callback({ "obj" : obj });
                },
                after_close    : function (obj) {
                    this.__callback({ "obj" : obj });
                },
                toggle_node    : function (obj) {
                    obj = this._get_node(obj);
                    if (obj.hasClass("jstree-closed")) {
                        return this.open_node(obj);
                    }
                    if (obj.hasClass("jstree-open")) {
                        return this.close_node(obj);
                    }
                },
                open_all    : function (obj, do_animation, original_obj) {
                    obj = obj ? this._get_node(obj) : -1;
                    if (!obj || obj === -1) {
                        obj = this.get_container_ul();
                    }
                    if (original_obj) {
                        obj = obj.find("li.jstree-closed");
                    }
                    else {
                        original_obj = obj;
                        if (obj.is(".jstree-closed")) {
                            obj = obj.find("li.jstree-closed").andSelf();
                        }
                        else {
                            obj = obj.find("li.jstree-closed");
                        }
                    }
                    var _this = this;
                    obj.each(function () {
                        var __this = this;
                        if (!_this._is_loaded(this)) {
                            _this.open_node(this, function() {
                                _this.open_all(__this, do_animation, original_obj);
                            }, !do_animation);
                        }
                        else {
                            _this.open_node(this, false, !do_animation);
                        }
                    });
                    // so that callback is fired AFTER all nodes are open
                    if (original_obj.find('li.jstree-closed').length === 0) {
                        this.__callback({ "obj" : original_obj });
                    }
                },
                close_all    : function (obj, do_animation) {
                    var _this = this;
                    obj = obj ? this._get_node(obj) : this.get_container();
                    if (!obj || obj === -1) {
                        obj = this.get_container_ul();
                    }
                    obj.find("li.jstree-open").andSelf().each(function () {
                        _this.close_node(this, !do_animation);
                    });
                    this.__callback({ "obj" : obj });
                },
                clean_node    : function (obj) {
                    obj = obj && obj != -1 ? $(obj) : this.get_container_ul();
                    obj = obj.is("li") ? obj.find("li").andSelf() : obj.find("li");
                    obj.removeClass("jstree-last")
                        .filter("li:last-child").addClass("jstree-last").end()
                        .filter(":has(li)")
                        .not(".jstree-open").removeClass("jstree-leaf").addClass("jstree-closed");
                    obj.not(".jstree-open, .jstree-closed").addClass("jstree-leaf").children("ul").remove();
                    this.__callback({ "obj" : obj });
                },
                // rollback
                get_rollback : function () {
                    this.__callback();
                    return { i : this.get_index(), h : this.get_container().children("ul").clone(true), d : this.data };
                },
                set_rollback : function (html, data) {
                    this.get_container().empty().append(html);
                    this.data = data;
                    this.__callback();
                },
                // Dummy functions to be overwritten by any datastore plugin included
                load_node    : function (obj, s_call, e_call) {
                    this.__callback({ "obj" : obj });
                },
                _is_loaded    : function (obj) {
                    return true;
                },

                // Basic operations: create
                create_node    : function (obj, position, js, callback, is_loaded) {
                    obj = this._get_node(obj);
                    position = typeof position === "undefined" ? "last" : position;
                    var d = $("<li />"),
                        s = this._get_settings().core,
                        tmp;

                    if (obj !== -1 && !obj.length) {
                        return false;
                    }
                    if (!is_loaded && !this._is_loaded(obj)) {
                        this.load_node(obj, function () {
                            this.create_node(obj, position, js, callback, true);
                        });
                        return false;
                    }

                    this.__rollback();

                    if (typeof js === "string") {
                        js = { "data" : js };
                    }
                    if (!js) {
                        js = {};
                    }
                    if (js.attr) {
                        d.attr(js.attr);
                    }
                    if (js.metadata) {
                        d.data(js.metadata);
                    }
                    if (js.state) {
                        d.addClass("jstree-" + js.state);
                    }
                    if (!js.data) {
                        js.data = this._get_string("new_node");
                    }
                    if (!$.isArray(js.data)) {
                        tmp = js.data;
                        js.data = [];
                        js.data.push(tmp);
                    }
                    $.each(js.data, function (i, m) {
                        tmp = $("<a />");
                        if ($.isFunction(m)) {
                            m = m.call(this, js);
                        }
                        if (typeof m == "string") {
                            tmp.attr('href', '#')[ s.html_titles ? "html" : "text" ](m);
                        }
                        else {
                            if (!m.attr) {
                                m.attr = {};
                            }
                            if (!m.attr.href) {
                                m.attr.href = '#';
                            }
                            tmp.attr(m.attr)[ s.html_titles ? "html" : "text" ](m.title);
                            if (m.language) {
                                tmp.addClass(m.language);
                            }
                        }
                        tmp.prepend("<ins class='jstree-icon'>&#160;</ins>");
                        if (!m.icon && js.icon) {
                            m.icon = js.icon;
                        }
                        if (m.icon) {
                            if (m.icon.indexOf("/") === -1) {
                                tmp.children("ins").addClass(m.icon);
                            }
                            else {
                                tmp.children("ins").css("background", "url('" + m.icon + "') center center no-repeat");
                            }
                        }
                        d.append(tmp);
                    });
                    d.prepend("<ins class='jstree-icon'>&#160;</ins>");
                    if (obj === -1) {
                        obj = this.get_container();
                        if (position === "before") {
                            position = "first";
                        }
                        if (position === "after") {
                            position = "last";
                        }
                    }
                    switch (position) {
                        case "before":
                            obj.before(d);
                            tmp = this._get_parent(obj);
                            break;
                        case "after" :
                            obj.after(d);
                            tmp = this._get_parent(obj);
                            break;
                        case "inside":
                        case "first" :
                            if (!obj.children("ul").length) {
                                obj.append("<ul />");
                            }
                            obj.children("ul").prepend(d);
                            tmp = obj;
                            break;
                        case "last":
                            if (!obj.children("ul").length) {
                                obj.append("<ul />");
                            }
                            obj.children("ul").append(d);
                            tmp = obj;
                            break;
                        default:
                            if (!obj.children("ul").length) {
                                obj.append("<ul />");
                            }
                            if (!position) {
                                position = 0;
                            }
                            tmp = obj.children("ul").children("li").eq(position);
                            if (tmp.length) {
                                tmp.before(d);
                            }
                            else {
                                obj.children("ul").append(d);
                            }
                            tmp = obj;
                            break;
                    }
                    if (tmp === -1 || tmp.get(0) === this.get_container().get(0)) {
                        tmp = -1;
                    }
                    this.clean_node(tmp);
                    this.__callback({ "obj" : d, "parent" : tmp });
                    if (callback) {
                        callback.call(this, d);
                    }
                    return d;
                },
                // Basic operations: rename (deal with text)
                get_text    : function (obj) {
                    obj = this._get_node(obj);
                    if (!obj.length) {
                        return false;
                    }
                    var s = this._get_settings().core.html_titles;
                    obj = obj.children("a:eq(0)");
                    if (s) {
                        obj = obj.clone();
                        obj.children("INS").remove();
                        return obj.html();
                    }
                    else {
                        obj = obj.contents().filter(function() {
                            return this.nodeType == 3;
                        })[0];
                        return obj.nodeValue;
                    }
                },
                set_text    : function (obj, val) {
                    obj = this._get_node(obj);
                    if (!obj.length) {
                        return false;
                    }
                    obj = obj.children("a:eq(0)");
                    if (this._get_settings().core.html_titles) {
                        var tmp = obj.children("INS").clone();
                        obj.html(val).prepend(tmp);
                        this.__callback({ "obj" : obj, "name" : val });
                        return true;
                    }
                    else {
                        obj = obj.contents().filter(function() {
                            return this.nodeType == 3;
                        })[0];
                        this.__callback({ "obj" : obj, "name" : val });
                        return (obj.nodeValue = val);
                    }
                },
                rename_node : function (obj, val) {
                    obj = this._get_node(obj);
                    this.__rollback();
                    if (obj && obj.length && this.set_text.apply(this, Array.prototype.slice.call(arguments))) {
                        this.__callback({ "obj" : obj, "name" : val });
                    }
                },
                // Basic operations: deleting nodes
                delete_node : function (obj) {
                    obj = this._get_node(obj);
                    if (!obj.length) {
                        return false;
                    }
                    this.__rollback();
                    var p = this._get_parent(obj), prev = $([]), t = this;
                    obj.each(function () {
                        prev = prev.add(t._get_prev(this));
                    });
                    obj = obj.detach();
                    if (p !== -1 && p.find("> ul > li").length === 0) {
                        p.removeClass("jstree-open jstree-closed").addClass("jstree-leaf");
                    }
                    this.clean_node(p);
                    this.__callback({ "obj" : obj, "prev" : prev, "parent" : p });
                    return obj;
                },
                prepare_move : function (o, r, pos, cb, is_cb) {
                    var p = {};

                    p.ot = $.jstree._reference(o) || this;
                    p.o = p.ot._get_node(o);
                    p.r = r === - 1 ? -1 : this._get_node(r);
                    p.p = (typeof pos === "undefined" || pos === false) ? "last" : pos; // TODO: move to a setting
                    if (!is_cb && prepared_move.o && prepared_move.o[0] === p.o[0] && prepared_move.r[0] === p.r[0]
                        && prepared_move.p === p.p) {
                        this.__callback(prepared_move);
                        if (cb) {
                            cb.call(this, prepared_move);
                        }
                        return;
                    }
                    p.ot = $.jstree._reference(p.o) || this;
                    p.rt = $.jstree._reference(p.r) || this; // r === -1 ? p.ot : $.jstree._reference(p.r) || this
                    if (p.r === -1 || !p.r) {
                        p.cr = -1;
                        switch (p.p) {
                            case "first":
                            case "before":
                            case "inside":
                                p.cp = 0;
                                break;
                            case "after":
                            case "last":
                                p.cp = p.rt.get_container().find(" > ul > li").length;
                                break;
                            default:
                                p.cp = p.p;
                                break;
                        }
                    }
                    else {
                        if (!/^(before|after)$/.test(p.p) && !this._is_loaded(p.r)) {
                            return this.load_node(p.r, function () {
                                this.prepare_move(o, r, pos, cb, true);
                            });
                        }
                        switch (p.p) {
                            case "before":
                                p.cp = p.r.index();
                                p.cr = p.rt._get_parent(p.r);
                                break;
                            case "after":
                                p.cp = p.r.index() + 1;
                                p.cr = p.rt._get_parent(p.r);
                                break;
                            case "inside":
                            case "first":
                                p.cp = 0;
                                p.cr = p.r;
                                break;
                            case "last":
                                p.cp = p.r.find(" > ul > li").length;
                                p.cr = p.r;
                                break;
                            default:
                                p.cp = p.p;
                                p.cr = p.r;
                                break;
                        }
                    }
                    p.np = p.cr == -1 ? p.rt.get_container() : p.cr;
                    p.op = p.ot._get_parent(p.o);
                    p.cop = p.o.index();
                    if (p.op === -1) {
                        p.op = p.ot ? p.ot.get_container() : this.get_container();
                    }
                    if (!/^(before|after)$/.test(p.p) && p.op && p.np && p.op[0] === p.np[0] && p.o.index() < p.cp) {
                        p.cp++;
                    }
                    //if(p.p === "before" && p.op && p.np && p.op[0] === p.np[0] && p.o.index() < p.cp) { p.cp--; }
                    p.or = p.np.find(" > ul > li:nth-child(" + (p.cp + 1) + ")");
                    prepared_move = p;
                    this.__callback(prepared_move);
                    if (cb) {
                        cb.call(this, prepared_move);
                    }
                },
                check_move : function () {
                    var obj = prepared_move, ret = true, r = obj.r === -1 ? this.get_container() : obj.r;
                    if (!obj || !obj.o || obj.or[0] === obj.o[0]) {
                        return false;
                    }
                    if (obj.op && obj.np && obj.op[0] === obj.np[0] && obj.cp - 1 === obj.o.index()) {
                        return false;
                    }
                    obj.o.each(function () {
                        if (r.parentsUntil(".jstree", "li").andSelf().index(this) !== -1) {
                            ret = false;
                            return false;
                        }
                    });
                    return ret;
                },
                move_node : function (obj, ref, position, is_copy, is_prepared, skip_check) {
                    if (!is_prepared) {
                        return this.prepare_move(obj, ref, position, function (p) {
                            this.move_node(p, false, false, is_copy, true, skip_check);
                        });
                    }
                    if (is_copy) {
                        prepared_move.cy = true;
                    }
                    if (!skip_check && !this.check_move()) {
                        return false;
                    }

                    this.__rollback();
                    var o = false;
                    if (is_copy) {
                        o = obj.o.clone(true);
                        o.find("*[id]").andSelf().each(function () {
                            if (this.id) {
                                this.id = "copy_" + this.id;
                            }
                        });
                    }
                    else {
                        o = obj.o;
                    }

                    if (obj.or.length) {
                        obj.or.before(o);
                    }
                    else {
                        if (!obj.np.children("ul").length) {
                            $("<ul />").appendTo(obj.np);
                        }
                        obj.np.children("ul:eq(0)").append(o);
                    }

                    try {
                        obj.ot.clean_node(obj.op);
                        obj.rt.clean_node(obj.np);
                        if (!obj.op.find("> ul > li").length) {
                            obj.op.removeClass("jstree-open jstree-closed").addClass("jstree-leaf").children("ul").remove();
                        }
                    } catch (e) {
                    }

                    if (is_copy) {
                        prepared_move.cy = true;
                        prepared_move.oc = o;
                    }
                    this.__callback(prepared_move);
                    return prepared_move;
                },
                _get_move : function () {
                    return prepared_move;
                }
            }
        });
    })(jQuery);
    //*/

    /* 
     * jsTree ui plugin
     * This plugins handles selecting/deselecting/hovering/dehovering nodes
     */
    (function ($) {
        var scrollbar_width, e1, e2;
        $(function() {
            if (/msie/.test(navigator.userAgent.toLowerCase())) {
                e1 = $('<textarea cols="10" rows="2"></textarea>').css({ position: 'absolute', top: -1000, left: 0 }).appendTo('body');
                e2 = $('<textarea cols="10" rows="2" style="overflow: hidden;"></textarea>').css({ position: 'absolute', top: -1000, left: 0 }).appendTo('body');
                scrollbar_width = e1.width() - e2.width();
                e1.add(e2).remove();
            }
            else {
                e1 = $('<div />').css({ width: 100, height: 100, overflow: 'auto', position: 'absolute', top: -1000, left: 0 })
                    .prependTo('body').append('<div />').find('div').css({ width: '100%', height: 200 });
                scrollbar_width = 100 - e1.width();
                e1.parent().remove();
            }
        });
        $.jstree.plugin("ui", {
            __init : function () {
                this.data.ui.selected = $();
                this.data.ui.last_selected = false;
                this.data.ui.hovered = null;
                this.data.ui.to_select = this.get_settings().ui.initially_select;

                this.get_container()
                    .delegate("a", "click.jstree", $.proxy(function (event) {
                    event.preventDefault();
                    event.currentTarget.blur();
                    if (!$(event.currentTarget).hasClass("jstree-loading")) {
                        this.select_node(event.currentTarget, true, event);
                    }
                }, this))
                    .delegate("a", "mouseenter.jstree", $.proxy(function (event) {
                    if (!$(event.currentTarget).hasClass("jstree-loading")) {
                        this.hover_node(event.target);
                    }
                }, this))
                    .delegate("a", "mouseleave.jstree", $.proxy(function (event) {
                    if (!$(event.currentTarget).hasClass("jstree-loading")) {
                        this.dehover_node(event.target);
                    }
                }, this))
                    .bind("reopen.jstree", $.proxy(function () {
                    this.reselect();
                }, this))
                    .bind("get_rollback.jstree", $.proxy(function () {
                    this.dehover_node();
                    this.save_selected();
                }, this))
                    .bind("set_rollback.jstree", $.proxy(function () {
                    this.reselect();
                }, this))
                    .bind("close_node.jstree", $.proxy(function (event, data) {
                    var s = this._get_settings().ui,
                        obj = this._get_node(data.rslt.obj),
                        clk = (obj && obj.length) ? obj.children("ul").find("a.jstree-clicked") : $(),
                        _this = this;
                    if (s.selected_parent_close === false || !clk.length) {
                        return;
                    }
                    clk.each(function () {
                        _this.deselect_node(this);
                        if (s.selected_parent_close === "select_parent") {
                            _this.select_node(obj);
                        }
                    });
                }, this))
                    .bind("delete_node.jstree", $.proxy(function (event, data) {
                    var s = this._get_settings().ui.select_prev_on_delete,
                        obj = this._get_node(data.rslt.obj),
                        clk = (obj && obj.length) ? obj.find("a.jstree-clicked") : [],
                        _this = this;
                    clk.each(function () {
                        _this.deselect_node(this);
                    });
                    if (s && clk.length) {
                        data.rslt.prev.each(function () {
                            if (this.parentNode) {
                                _this.select_node(this);
                                return false;
                                /* if return false is removed all prev nodes will be selected */
                            }
                        });
                    }
                }, this))
                    .bind("move_node.jstree", $.proxy(function (event, data) {
                    if (data.rslt.cy) {
                        data.rslt.oc.find("a.jstree-clicked").removeClass("jstree-clicked");
                    }
                }, this));
            },
            defaults : {
                select_limit : -1, // 0, 1, 2 ... or -1 for unlimited
                select_multiple_modifier : "ctrl", // on, or ctrl, shift, alt
                select_range_modifier : "shift",
                selected_parent_close : "select_parent", // false, "deselect", "select_parent"
                selected_parent_open : true,
                select_prev_on_delete : true,
                disable_selecting_children : false,
                initially_select : []
            },
            _fn : {
                _get_node : function (obj, allow_multiple) {
                    if (typeof obj === "undefined" || obj === null) {
                        return allow_multiple ? this.data.ui.selected : this.data.ui.last_selected;
                    }
                    var $obj = $(obj, this.get_container());
                    if ($obj.is(".jstree") || obj == -1) {
                        return -1;
                    }
                    $obj = $obj.closest("li", this.get_container());
                    return $obj.length ? $obj : false;
                },
                _ui_notify : function (n, data) {
                    if (data.selected) {
                        this.select_node(n, false);
                    }
                },
                save_selected : function () {
                    var _this = this;
                    this.data.ui.to_select = [];
                    this.data.ui.selected.each(function () {
                        if (this.id) {
                            _this.data.ui.to_select.push("#" + this.id.toString().replace(/^#/, "").replace(/\\\//g,
                                                                                                            "/").replace(/\//g,
                                                                                                                         "\\\/").replace(/\\\./g,
                                                                                                                                         ".").replace(/\./g,
                                                                                                                                                      "\\.").replace(/\:/g,
                                                                                                                                                                     "\\:"));
                        }
                    });
                    this.__callback(this.data.ui.to_select);
                },
                reselect : function () {
                    var _this = this,
                        s = this.data.ui.to_select;
                    s = $.map($.makeArray(s), function (n) {
                        return "#" + n.toString().replace(/^#/, "").replace(/\\\//g, "/").replace(/\//g,
                                                                                                  "\\\/").replace(/\\\./g,
                                                                                                                  ".").replace(/\./g,
                                                                                                                               "\\.").replace(/\:/g,
                                                                                                                                              "\\:");
                    });
                    // this.deselect_all(); WHY deselect, breaks plugin state notifier?
                    $.each(s, function (i, val) {
                        if (val && val !== "#") {
                            _this.select_node(val);
                        }
                    });
                    this.data.ui.selected = this.data.ui.selected.filter(function () {
                        return this.parentNode;
                    });
                    this.__callback();
                },
                refresh : function (obj) {
                    this.save_selected();
                    return this.__call_old();
                },
                hover_node : function (obj) {
                    obj = this._get_node(obj);
                    if (!obj.length) {
                        return false;
                    }
                    //if(this.data.ui.hovered && obj.get(0) === this.data.ui.hovered.get(0)) { return; }
                    if (!obj.hasClass("jstree-hovered")) {
                        this.dehover_node();
                    }
                    this.data.ui.hovered = obj.children("a").addClass("jstree-hovered").parent();
                    this._fix_scroll(obj);
                    this.__callback({ "obj" : obj });
                },
                dehover_node : function () {
                    var obj = this.data.ui.hovered, p;
                    if (!obj || !obj.length) {
                        return false;
                    }
                    p = obj.children("a").removeClass("jstree-hovered").parent();
                    if (this.data.ui.hovered[0] === p[0]) {
                        this.data.ui.hovered = null;
                    }
                    this.__callback({ "obj" : obj });
                },
                select_node : function (obj, check, e) {
                    obj = this._get_node(obj);
                    if (obj == -1 || !obj || !obj.length) {
                        return false;
                    }
                    var s = this._get_settings().ui,
                        is_multiple = (s.select_multiple_modifier == "on" || (s.select_multiple_modifier !== false && e
                            && e[s.select_multiple_modifier + "Key"])),
                        is_range = (s.select_range_modifier !== false && e && e[s.select_range_modifier + "Key"]
                                        && this.data.ui.last_selected && this.data.ui.last_selected[0] !== obj[0]
                            && this.data.ui.last_selected.parent()[0] === obj.parent()[0]),
                        is_selected = this.is_selected(obj),
                        proceed = true,
                        t = this;
                    if (check) {
                        if (s.disable_selecting_children && is_multiple &&
                            (
                                (obj.parentsUntil(".jstree", "li").children("a.jstree-clicked").length) ||
                                (obj.children("ul").find("a.jstree-clicked:eq(0)").length)
                                )
                            ) {
                            return false;
                        }
                        proceed = false;
                        switch (!0) {
                            case (is_range):
                                this.data.ui.last_selected.addClass("jstree-last-selected");
                                obj = obj[ obj.index()
                                    < this.data.ui.last_selected.index() ? "nextUntil" : "prevUntil" ](".jstree-last-selected").andSelf();
                                if (s.select_limit == -1 || obj.length < s.select_limit) {
                                    this.data.ui.last_selected.removeClass("jstree-last-selected");
                                    this.data.ui.selected.each(function () {
                                        if (this !== t.data.ui.last_selected[0]) {
                                            t.deselect_node(this);
                                        }
                                    });
                                    is_selected = false;
                                    proceed = true;
                                }
                                else {
                                    proceed = false;
                                }
                                break;
                            case (is_selected && !is_multiple):
                                this.deselect_all();
                                is_selected = false;
                                proceed = true;
                                break;
                            case (!is_selected && !is_multiple):
                                if (s.select_limit == -1 || s.select_limit > 0) {
                                    this.deselect_all();
                                    proceed = true;
                                }
                                break;
                            case (is_selected && is_multiple):
                                this.deselect_node(obj);
                                break;
                            case (!is_selected && is_multiple):
                                if (s.select_limit == -1 || this.data.ui.selected.length + 1 <= s.select_limit) {
                                    proceed = true;
                                }
                                break;
                        }
                    }
                    if (proceed && !is_selected) {
                        if (!is_range) {
                            this.data.ui.last_selected = obj;
                        }
                        obj.children("a").addClass("jstree-clicked");
                        if (s.selected_parent_open) {
                            obj.parents(".jstree-closed").each(function () {
                                t.open_node(this, false, true);
                            });
                        }
                        this.data.ui.selected = this.data.ui.selected.add(obj);
                        this._fix_scroll(obj.eq(0));
                        this.__callback({ "obj" : obj, "e" : e });
                    }
                },
                _fix_scroll : function (obj) {
                    var c = this.get_container()[0], t;
                    if (c.scrollHeight > c.offsetHeight) {
                        obj = this._get_node(obj);
                        if (!obj || obj === -1 || !obj.length || !obj.is(":visible")) {
                            return;
                        }
                        t = obj.offset().top - this.get_container().offset().top;
                        if (t < 0) {
                            c.scrollTop = c.scrollTop + t - 1;
                        }
                        if (t + this.data.core.li_height + (c.scrollWidth > c.offsetWidth ? scrollbar_width : 0)
                            > c.offsetHeight) {
                            c.scrollTop = c.scrollTop + (t - c.offsetHeight + this.data.core.li_height + 1
                                + (c.scrollWidth > c.offsetWidth ? scrollbar_width : 0));
                        }
                    }
                },
                deselect_node : function (obj) {
                    obj = this._get_node(obj);
                    if (!obj.length) {
                        return false;
                    }
                    if (this.is_selected(obj)) {
                        obj.children("a").removeClass("jstree-clicked");
                        this.data.ui.selected = this.data.ui.selected.not(obj);
                        if (this.data.ui.last_selected.get(0) === obj.get(0)) {
                            this.data.ui.last_selected = this.data.ui.selected.eq(0);
                        }
                        this.__callback({ "obj" : obj });
                    }
                },
                toggle_select : function (obj) {
                    obj = this._get_node(obj);
                    if (!obj.length) {
                        return false;
                    }
                    if (this.is_selected(obj)) {
                        this.deselect_node(obj);
                    }
                    else {
                        this.select_node(obj);
                    }
                },
                is_selected : function (obj) {
                    return this.data.ui.selected.index(this._get_node(obj)) >= 0;
                },
                get_selected : function (context) {
                    return context ? $(context).find("a.jstree-clicked").parent() : this.data.ui.selected;
                },
                deselect_all : function (context) {
                    var ret = context ? $(context).find("a.jstree-clicked").parent() : this.get_container().find("a.jstree-clicked").parent();
                    ret.children("a.jstree-clicked").removeClass("jstree-clicked");
                    this.data.ui.selected = $([]);
                    this.data.ui.last_selected = false;
                    this.__callback({ "obj" : ret });
                }
            }
        });
        // include the selection plugin by default
        $.jstree.defaults.plugins.push("ui");
    })(jQuery);
    //*/

    /* 
     * jsTree CRRM plugin
     * Handles creating/renaming/removing/moving nodes by user interaction.
     */
    (function ($) {
        $.jstree.plugin("crrm", {
            __init : function () {
                this.get_container()
                    .bind("move_node.jstree", $.proxy(function (e, data) {
                    if (this._get_settings().crrm.move.open_onmove) {
                        var t = this;
                        data.rslt.np.parentsUntil(".jstree").andSelf().filter(".jstree-closed").each(function () {
                            t.open_node(this, false, true);
                        });
                    }
                }, this));
            },
            defaults : {
                input_width_limit : 200,
                move : {
                    always_copy            : false, // false, true or "multitree"
                    open_onmove            : true,
                    default_position    : "last",
                    check_move            : function (m) {
                        return true;
                    }
                }
            },
            _fn : {
                _show_input : function (obj, callback) {
                    obj = this._get_node(obj);
                    var rtl = this._get_settings().core.rtl,
                        w = this._get_settings().crrm.input_width_limit,
                        w1 = obj.children("ins").width(),
                        w2 = obj.find("> a:visible > ins").width() * obj.find("> a:visible > ins").length,
                        t = this.get_text(obj),
                        h1 = $("<div />",
                               { css : { "position" : "absolute", "top" : "-200px", "left" : (rtl ? "0px" : "-1000px"), "visibility" : "hidden" } }).appendTo("body"),
                        h2 = obj.css("position", "relative").append(
                            $("<input />", {
                                "value" : t,
                                "class" : "jstree-rename-input",
                                // "size" : t.length,
                                "css" : {
                                    "padding" : "0",
                                    "border" : "1px solid silver",
                                    "position" : "absolute",
                                    "left"  : (rtl ? "auto" : (w1 + w2 + 4) + "px"),
                                    "right" : (rtl ? (w1 + w2 + 4) + "px" : "auto"),
                                    "top" : "0px",
                                    "height" : (this.data.core.li_height - 2) + "px",
                                    "lineHeight" : (this.data.core.li_height - 2) + "px",
                                    "width" : "150px" // will be set a bit further down
                                },
                                "blur" : $.proxy(function () {
                                    var i = obj.children(".jstree-rename-input"),
                                        v = i.val();
                                    if (v === "") {
                                        v = t;
                                    }
                                    h1.remove();
                                    i.remove(); // rollback purposes
                                    this.set_text(obj, t); // rollback purposes
                                    this.rename_node(obj, v);
                                    callback.call(this, obj, v, t);
                                    obj.css("position", "");
                                }, this),
                                "keyup" : function (event) {
                                    var key = event.keyCode || event.which;
                                    if (key == 27) {
                                        this.value = t;
                                        this.blur();
                                        return;
                                    }
                                    else if (key == 13) {
                                        this.blur();
                                        return;
                                    }
                                    else {
                                        h2.width(Math.min(h1.text("pW" + this.value).width(), w));
                                    }
                                },
                                "keypress" : function(event) {
                                    var key = event.keyCode || event.which;
                                    if (key == 13) {
                                        return false;
                                    }
                                }
                            })
                        ).children(".jstree-rename-input");
                    this.set_text(obj, "");
                    h1.css({
                               fontFamily        : h2.css('fontFamily') || '',
                               fontSize        : h2.css('fontSize') || '',
                               fontWeight        : h2.css('fontWeight') || '',
                               fontStyle        : h2.css('fontStyle') || '',
                               fontStretch        : h2.css('fontStretch') || '',
                               fontVariant        : h2.css('fontVariant') || '',
                               letterSpacing    : h2.css('letterSpacing') || '',
                               wordSpacing        : h2.css('wordSpacing') || ''
                           });
                    h2.width(Math.min(h1.text("pW" + h2[0].value).width(), w))[0].select();
                },
                rename : function (obj) {
                    obj = this._get_node(obj);
                    this.__rollback();
                    var f = this.__callback;
                    this._show_input(obj, function (obj, new_name, old_name) {
                        f.call(this, { "obj" : obj, "new_name" : new_name, "old_name" : old_name });
                    });
                },
                create : function (obj, position, js, callback, skip_rename) {
                    var t, _this = this;
                    obj = this._get_node(obj);
                    if (!obj) {
                        obj = -1;
                    }
                    this.__rollback();
                    t = this.create_node(obj, position, js, function (t) {
                        var p = this._get_parent(t),
                            pos = $(t).index();
                        if (callback) {
                            callback.call(this, t);
                        }
                        if (p.length && p.hasClass("jstree-closed")) {
                            this.open_node(p, false, true);
                        }
                        if (!skip_rename) {
                            this._show_input(t, function (obj, new_name, old_name) {
                                _this.__callback({ "obj" : obj, "name" : new_name, "parent" : p, "position" : pos });
                            });
                        }
                        else {
                            _this.__callback({ "obj" : t, "name" : this.get_text(t), "parent" : p, "position" : pos });
                        }
                    });
                    return t;
                },
                remove : function (obj) {
                    obj = this._get_node(obj, true);
                    var p = this._get_parent(obj), prev = this._get_prev(obj);
                    this.__rollback();
                    obj = this.delete_node(obj);
                    if (obj !== false) {
                        this.__callback({ "obj" : obj, "prev" : prev, "parent" : p });
                    }
                },
                check_move : function () {
                    if (!this.__call_old()) {
                        return false;
                    }
                    var s = this._get_settings().crrm.move;
                    if (!s.check_move.call(this, this._get_move())) {
                        return false;
                    }
                    return true;
                },
                move_node : function (obj, ref, position, is_copy, is_prepared, skip_check) {
                    var s = this._get_settings().crrm.move;
                    if (!is_prepared) {
                        if (typeof position === "undefined") {
                            position = s.default_position;
                        }
                        if (position === "inside" && !s.default_position.match(/^(before|after)$/)) {
                            position = s.default_position;
                        }
                        return this.__call_old(true, obj, ref, position, is_copy, false, skip_check);
                    }
                    // if the move is already prepared
                    if (s.always_copy === true || (s.always_copy === "multitree" && obj.rt.get_index()
                        !== obj.ot.get_index() )) {
                        is_copy = true;
                    }
                    this.__call_old(true, obj, ref, position, is_copy, true, skip_check);
                },

                cut : function (obj) {
                    obj = this._get_node(obj, true);
                    if (!obj || !obj.length) {
                        return false;
                    }
                    this.data.crrm.cp_nodes = false;
                    this.data.crrm.ct_nodes = obj;
                    this.__callback({ "obj" : obj });
                },
                copy : function (obj) {
                    obj = this._get_node(obj, true);
                    if (!obj || !obj.length) {
                        return false;
                    }
                    this.data.crrm.ct_nodes = false;
                    this.data.crrm.cp_nodes = obj;
                    this.__callback({ "obj" : obj });
                },
                paste : function (obj) {
                    obj = this._get_node(obj);
                    if (!obj || !obj.length) {
                        return false;
                    }
                    var nodes = this.data.crrm.ct_nodes ? this.data.crrm.ct_nodes : this.data.crrm.cp_nodes;
                    if (!this.data.crrm.ct_nodes && !this.data.crrm.cp_nodes) {
                        return false;
                    }
                    if (this.data.crrm.ct_nodes) {
                        this.move_node(this.data.crrm.ct_nodes, obj);
                        this.data.crrm.ct_nodes = false;
                    }
                    if (this.data.crrm.cp_nodes) {
                        this.move_node(this.data.crrm.cp_nodes, obj, false, true);
                    }
                    this.__callback({ "obj" : obj, "nodes" : nodes });
                }
            }
        });
        // include the crr plugin by default
        // $.jstree.defaults.plugins.push("crrm");
    })(jQuery);
    //*/

    /* 
     * jsTree themes plugin
     * Handles loading and setting themes, as well as detecting path to themes, etc.
     */
    (function ($) {
        var themes_loaded = [];
        // this variable stores the path to the themes folder - if left as false - it will be autodetected
        $.jstree._themes = false;
        $.jstree.plugin("themes", {
            __init : function () {
                this.get_container()
                    .bind("init.jstree", $.proxy(function () {
                    var s = this._get_settings().themes;
                    this.data.themes.dots = s.dots;
                    this.data.themes.icons = s.icons;
                    this.set_theme(s.theme, s.url);
                }, this))
                    .bind("loaded.jstree", $.proxy(function () {
                    // bound here too, as simple HTML tree's won't honor dots & icons otherwise
                    if (!this.data.themes.dots) {
                        this.hide_dots();
                    }
                    else {
                        this.show_dots();
                    }
                    if (!this.data.themes.icons) {
                        this.hide_icons();
                    }
                    else {
                        this.show_icons();
                    }
                }, this));
            },
            defaults : {
                theme : "default",
                url : false,
                dots : true,
                icons : true
            },
            _fn : {
                set_theme : function (theme_name, theme_url) {
                    if (!theme_name) {
                        return false;
                    }
                    if (!theme_url) {
                        theme_url = $.jstree._themes + theme_name + '/style.css';
                    }
                    if ($.inArray(theme_url, themes_loaded) == -1) {
                        $.vakata.css.add_sheet({ "url" : theme_url });
                        themes_loaded.push(theme_url);
                    }
                    if (this.data.themes.theme != theme_name) {
                        this.get_container().removeClass('jstree-' + this.data.themes.theme);
                        this.data.themes.theme = theme_name;
                    }
                    this.get_container().addClass('jstree-' + theme_name);
                    if (!this.data.themes.dots) {
                        this.hide_dots();
                    }
                    else {
                        this.show_dots();
                    }
                    if (!this.data.themes.icons) {
                        this.hide_icons();
                    }
                    else {
                        this.show_icons();
                    }
                    this.__callback();
                },
                get_theme    : function () {
                    return this.data.themes.theme;
                },

                show_dots    : function () {
                    this.data.themes.dots = true;
                    this.get_container().children("ul").removeClass("jstree-no-dots");
                },
                hide_dots    : function () {
                    this.data.themes.dots = false;
                    this.get_container().children("ul").addClass("jstree-no-dots");
                },
                toggle_dots    : function () {
                    if (this.data.themes.dots) {
                        this.hide_dots();
                    } else {
                        this.show_dots();
                    }
                },

                show_icons    : function () {
                    this.data.themes.icons = true;
                    this.get_container().children("ul").removeClass("jstree-no-icons");
                },
                hide_icons    : function () {
                    this.data.themes.icons = false;
                    this.get_container().children("ul").addClass("jstree-no-icons");
                },
                toggle_icons: function () {
                    if (this.data.themes.icons) {
                        this.hide_icons();
                    } else {
                        this.show_icons();
                    }
                }
            }
        });
        // autodetect themes path
        $(function () {
            if ($.jstree._themes === false) {
                $("script").each(function () {
                    if (this.src.toString().match(/jquery\.jstree[^\/]*?\.js(\?.*)?$/)) {
                        $.jstree._themes = this.src.toString().replace(/jquery\.jstree[^\/]*?\.js(\?.*)?$/, "")
                            + 'themes/';
                        return false;
                    }
                });
            }
            if ($.jstree._themes === false) {
                $.jstree._themes = "themes/";
            }
        });
        // include the themes plugin by default
        $.jstree.defaults.plugins.push("themes");
    })(jQuery);
    //*/

    /*
     * jsTree hotkeys plugin
     * Enables keyboard navigation for all tree instances
     * Depends on the jstree ui & jquery hotkeys plugins
     */
    (function ($) {
        var bound = [];

        function exec(i, event) {
            var f = $.jstree._focused(), tmp;
            if (f && f.data && f.data.hotkeys && f.data.hotkeys.enabled) {
                tmp = f._get_settings().hotkeys[i];
                if (tmp) {
                    return tmp.call(f, event);
                }
            }
        }

        $.jstree.plugin("hotkeys", {
            __init : function () {
                if (typeof $.hotkeys === "undefined") {
                    throw "jsTree hotkeys: jQuery hotkeys plugin not included.";
                }
                if (!this.data.ui) {
                    throw "jsTree hotkeys: jsTree UI plugin not included.";
                }
                $.each(this._get_settings().hotkeys, function (i, v) {
                    if (v !== false && $.inArray(i, bound) == -1) {
                        $(document).bind("keydown", i, function (event) {
                            return exec(i, event);
                        });
                        bound.push(i);
                    }
                });
                this.get_container()
                    .bind("lock.jstree", $.proxy(function () {
                    if (this.data.hotkeys.enabled) {
                        this.data.hotkeys.enabled = false;
                        this.data.hotkeys.revert = true;
                    }
                }, this))
                    .bind("unlock.jstree", $.proxy(function () {
                    if (this.data.hotkeys.revert) {
                        this.data.hotkeys.enabled = true;
                    }
                }, this));
                this.enable_hotkeys();
            },
            defaults : {
                "up" : function () {
                    var o = this.data.ui.hovered || this.data.ui.last_selected || -1;
                    this.hover_node(this._get_prev(o));
                    return false;
                },
                "ctrl+up" : function () {
                    var o = this.data.ui.hovered || this.data.ui.last_selected || -1;
                    this.hover_node(this._get_prev(o));
                    return false;
                },
                "shift+up" : function () {
                    var o = this.data.ui.hovered || this.data.ui.last_selected || -1;
                    this.hover_node(this._get_prev(o));
                    return false;
                },
                "down" : function () {
                    var o = this.data.ui.hovered || this.data.ui.last_selected || -1;
                    this.hover_node(this._get_next(o));
                    return false;
                },
                "ctrl+down" : function () {
                    var o = this.data.ui.hovered || this.data.ui.last_selected || -1;
                    this.hover_node(this._get_next(o));
                    return false;
                },
                "shift+down" : function () {
                    var o = this.data.ui.hovered || this.data.ui.last_selected || -1;
                    this.hover_node(this._get_next(o));
                    return false;
                },
                "left" : function () {
                    var o = this.data.ui.hovered || this.data.ui.last_selected;
                    if (o) {
                        if (o.hasClass("jstree-open")) {
                            this.close_node(o);
                        }
                        else {
                            this.hover_node(this._get_prev(o));
                        }
                    }
                    return false;
                },
                "ctrl+left" : function () {
                    var o = this.data.ui.hovered || this.data.ui.last_selected;
                    if (o) {
                        if (o.hasClass("jstree-open")) {
                            this.close_node(o);
                        }
                        else {
                            this.hover_node(this._get_prev(o));
                        }
                    }
                    return false;
                },
                "shift+left" : function () {
                    var o = this.data.ui.hovered || this.data.ui.last_selected;
                    if (o) {
                        if (o.hasClass("jstree-open")) {
                            this.close_node(o);
                        }
                        else {
                            this.hover_node(this._get_prev(o));
                        }
                    }
                    return false;
                },
                "right" : function () {
                    var o = this.data.ui.hovered || this.data.ui.last_selected;
                    if (o && o.length) {
                        if (o.hasClass("jstree-closed")) {
                            this.open_node(o);
                        }
                        else {
                            this.hover_node(this._get_next(o));
                        }
                    }
                    return false;
                },
                "ctrl+right" : function () {
                    var o = this.data.ui.hovered || this.data.ui.last_selected;
                    if (o && o.length) {
                        if (o.hasClass("jstree-closed")) {
                            this.open_node(o);
                        }
                        else {
                            this.hover_node(this._get_next(o));
                        }
                    }
                    return false;
                },
                "shift+right" : function () {
                    var o = this.data.ui.hovered || this.data.ui.last_selected;
                    if (o && o.length) {
                        if (o.hasClass("jstree-closed")) {
                            this.open_node(o);
                        }
                        else {
                            this.hover_node(this._get_next(o));
                        }
                    }
                    return false;
                },
                "space" : function () {
                    if (this.data.ui.hovered) {
                        this.data.ui.hovered.children("a:eq(0)").click();
                    }
                    return false;
                },
                "ctrl+space" : function (event) {
                    event.type = "click";
                    if (this.data.ui.hovered) {
                        this.data.ui.hovered.children("a:eq(0)").trigger(event);
                    }
                    return false;
                },
                "shift+space" : function (event) {
                    event.type = "click";
                    if (this.data.ui.hovered) {
                        this.data.ui.hovered.children("a:eq(0)").trigger(event);
                    }
                    return false;
                },
                "f2" : function () {
                    this.rename(this.data.ui.hovered || this.data.ui.last_selected);
                },
                "del" : function () {
                    this.remove(this.data.ui.hovered || this._get_node(null));
                }
            },
            _fn : {
                enable_hotkeys : function () {
                    this.data.hotkeys.enabled = true;
                },
                disable_hotkeys : function () {
                    this.data.hotkeys.enabled = false;
                }
            }
        });
    })(jQuery);
    //*/

    /* 
     * jsTree JSON plugin
     * The JSON data store. Datastores are build by overriding the `load_node` and `_is_loaded` functions.
     */
    (function ($) {
        $.jstree.plugin("json_data", {
            __init : function() {
                var s = this._get_settings().json_data;
                if (s.progressive_unload) {
                    this.get_container().bind("after_close.jstree", function (e, data) {
                        data.rslt.obj.children("ul").remove();
                    });
                }
            },
            defaults : {
                // `data` can be a function:
                //  * accepts two arguments - node being loaded and a callback to pass the result to
                //  * will be executed in the current tree's scope & ajax won't be supported
                data : false,
                ajax : false,
                correct_state : true,
                progressive_render : false,
                progressive_unload : false
            },
            _fn : {
                load_node : function (obj, s_call, e_call) {
                    var _this = this;
                    this.load_node_json(obj, function () {
                        _this.__callback({ "obj" : _this._get_node(obj) });
                        s_call.call(this);
                    }, e_call);
                },
                _is_loaded : function (obj) {
                    var s = this._get_settings().json_data;
                    obj = this._get_node(obj);
                    return obj == -1 || !obj || (!s.ajax && !s.progressive_render && !$.isFunction(s.data))
                               || obj.is(".jstree-open, .jstree-leaf") || obj.children("ul").children("li").length > 0;
                },
                refresh : function (obj) {
                    obj = this._get_node(obj);
                    var s = this._get_settings().json_data;
                    if (obj && obj !== -1 && s.progressive_unload && ($.isFunction(s.data) || !!s.ajax)) {
                        obj.removeData("jstree_children");
                    }
                    return this.__call_old();
                },
                load_node_json : function (obj, s_call, e_call) {
                    var s = this.get_settings().json_data, d,
                        error_func = function () {
                        },
                        success_func = function () {
                        };
                    obj = this._get_node(obj);

                    if (obj && obj !== -1 && (s.progressive_render || s.progressive_unload)
                            && !obj.is(".jstree-open, .jstree-leaf") && obj.children("ul").children("li").length === 0
                        && obj.data("jstree_children")) {
                        d = this._parse_json(obj.data("jstree_children"), obj);
                        if (d) {
                            obj.append(d);
                            if (!s.progressive_unload) {
                                obj.removeData("jstree_children");
                            }
                        }
                        this.clean_node(obj);
                        if (s_call) {
                            s_call.call(this);
                        }
                        return;
                    }

                    if (obj && obj !== -1) {
                        if (obj.data("jstree_is_loading")) {
                            return;
                        }
                        else {
                            obj.data("jstree_is_loading", true);
                        }
                    }
                    switch (!0) {
                        case (!s.data && !s.ajax):
                            throw "Neither data nor ajax settings supplied.";
                        // function option added here for easier model integration (also supporting async - see callback)
                        case ($.isFunction(s.data)):
                            s.data.call(this, obj, $.proxy(function (d) {
                                d = this._parse_json(d, obj);
                                if (!d) {
                                    if (obj === -1 || !obj) {
                                        if (s.correct_state) {
                                            this.get_container().children("ul").empty();
                                        }
                                    }
                                    else {
                                        obj.children("a.jstree-loading").removeClass("jstree-loading");
                                        obj.removeData("jstree_is_loading");
                                        if (s.correct_state) {
                                            this.correct_state(obj);
                                        }
                                    }
                                    if (e_call) {
                                        e_call.call(this);
                                    }
                                }
                                else {
                                    if (obj === -1 || !obj) {
                                        this.get_container().children("ul").empty().append(d.children());
                                    }
                                    else {
                                        obj.append(d).children("a.jstree-loading").removeClass("jstree-loading");
                                        obj.removeData("jstree_is_loading");
                                    }
                                    this.clean_node(obj);
                                    if (s_call) {
                                        s_call.call(this);
                                    }
                                }
                            }, this));
                            break;
                        case (!!s.data && !s.ajax) || (!!s.data && !!s.ajax && (!obj || obj === -1)):
                            if (!obj || obj == -1) {
                                d = this._parse_json(s.data, obj);
                                if (d) {
                                    this.get_container().children("ul").empty().append(d.children());
                                    this.clean_node();
                                }
                                else {
                                    if (s.correct_state) {
                                        this.get_container().children("ul").empty();
                                    }
                                }
                            }
                            if (s_call) {
                                s_call.call(this);
                            }
                            break;
                        case (!s.data && !!s.ajax) || (!!s.data && !!s.ajax && obj && obj !== -1):
                            error_func = function (x, t, e) {
                                var ef = this.get_settings().json_data.ajax.error;
                                if (ef) {
                                    ef.call(this, x, t, e);
                                }
                                if (obj != -1 && obj.length) {
                                    obj.children("a.jstree-loading").removeClass("jstree-loading");
                                    obj.removeData("jstree_is_loading");
                                    if (t === "success" && s.correct_state) {
                                        this.correct_state(obj);
                                    }
                                }
                                else {
                                    if (t === "success" && s.correct_state) {
                                        this.get_container().children("ul").empty();
                                    }
                                }
                                if (e_call) {
                                    e_call.call(this);
                                }
                            };
                            success_func = function (d, t, x) {
                                var sf = this.get_settings().json_data.ajax.success;
                                if (sf) {
                                    d = sf.call(this, d, t, x) || d;
                                }
                                if (d === "" || (d && d.toString && d.toString().replace(/^[\s\n]+$/, "") === "")
                                    || (!$.isArray(d) && !$.isPlainObject(d))) {
                                    return error_func.call(this, x, t, "");
                                }
                                d = this._parse_json(d, obj);
                                if (d) {
                                    if (obj === -1 || !obj) {
                                        this.get_container().children("ul").empty().append(d.children());
                                    }
                                    else {
                                        obj.append(d).children("a.jstree-loading").removeClass("jstree-loading");
                                        obj.removeData("jstree_is_loading");
                                    }
                                    this.clean_node(obj);
                                    if (s_call) {
                                        s_call.call(this);
                                    }
                                }
                                else {
                                    if (obj === -1 || !obj) {
                                        if (s.correct_state) {
                                            this.get_container().children("ul").empty();
                                            if (s_call) {
                                                s_call.call(this);
                                            }
                                        }
                                    }
                                    else {
                                        obj.children("a.jstree-loading").removeClass("jstree-loading");
                                        obj.removeData("jstree_is_loading");
                                        if (s.correct_state) {
                                            this.correct_state(obj);
                                            if (s_call) {
                                                s_call.call(this);
                                            }
                                        }
                                    }
                                }
                            };
                            s.ajax.context = this;
                            s.ajax.error = error_func;
                            s.ajax.success = success_func;
                            if (!s.ajax.dataType) {
                                s.ajax.dataType = "json";
                            }
                            if ($.isFunction(s.ajax.url)) {
                                s.ajax.url = s.ajax.url.call(this, obj);
                            }
                            if ($.isFunction(s.ajax.data)) {
                                s.ajax.data = s.ajax.data.call(this, obj);
                            }
                            $.ajax(s.ajax);
                            break;
                    }
                },
                _parse_json : function (js, obj, is_callback) {
                    var d = false,
                        p = this._get_settings(),
                        s = p.json_data,
                        t = p.core.html_titles,
                        tmp, i, j, ul1, ul2;

                    if (!js) {
                        return d;
                    }
                    if (s.progressive_unload && obj && obj !== -1) {
                        obj.data("jstree_children", d);
                    }
                    if ($.isArray(js)) {
                        d = $();
                        if (!js.length) {
                            return false;
                        }
                        for (i = 0,j = js.length; i < j; i++) {
                            tmp = this._parse_json(js[i], obj, true);
                            if (tmp.length) {
                                d = d.add(tmp);
                            }
                        }
                    }
                    else {
                        if (typeof js == "string") {
                            js = { data : js };
                        }
                        if (!js.data && js.data !== "") {
                            return d;
                        }
                        d = $("<li />");
                        if (js.attr) {
                            d.attr(js.attr);
                        }
                        if (js.metadata) {
                            d.data(js.metadata);
                        }
                        if (js.state) {
                            d.addClass("jstree-" + js.state);
                        }
                        if (!$.isArray(js.data)) {
                            tmp = js.data;
                            js.data = [];
                            js.data.push(tmp);
                        }
                        $.each(js.data, function (i, m) {
                            tmp = $("<a />");
                            if ($.isFunction(m)) {
                                m = m.call(this, js);
                            }
                            if (typeof m == "string") {
                                tmp.attr('href', '#')[ t ? "html" : "text" ](m);
                            }
                            else {
                                if (!m.attr) {
                                    m.attr = {};
                                }
                                if (!m.attr.href) {
                                    m.attr.href = '#';
                                }
                                tmp.attr(m.attr)[ t ? "html" : "text" ](m.title);
                                if (m.language) {
                                    tmp.addClass(m.language);
                                }
                            }
                            tmp.prepend("<ins class='jstree-icon'>&#160;</ins>");
                            if (!m.icon && js.icon) {
                                m.icon = js.icon;
                            }
                            if (m.icon) {
                                if (m.icon.indexOf("/") === -1) {
                                    tmp.children("ins").addClass(m.icon);
                                }
                                else {
                                    tmp.children("ins").css("background",
                                                            "url('" + m.icon + "') center center no-repeat");
                                }
                            }
                            d.append(tmp);
                        });
                        d.prepend("<ins class='jstree-icon'>&#160;</ins>");
                        if (js.children) {
                            if (s.progressive_render && js.state !== "open") {
                                d.addClass("jstree-closed").data("jstree_children", js.children);
                            }
                            else {
                                if (s.progressive_unload) {
                                    d.data("jstree_children", js.children);
                                }
                                if ($.isArray(js.children) && js.children.length) {
                                    tmp = this._parse_json(js.children, obj, true);
                                    if (tmp.length) {
                                        ul2 = $("<ul />");
                                        ul2.append(tmp);
                                        d.append(ul2);
                                    }
                                }
                            }
                        }
                    }
                    if (!is_callback) {
                        ul1 = $("<ul />");
                        ul1.append(d);
                        d = ul1;
                    }
                    return d;
                },
                get_json : function (obj, li_attr, a_attr, is_callback) {
                    var result = [],
                        s = this._get_settings(),
                        _this = this,
                        tmp1, tmp2, li, a, t, lang;
                    obj = this._get_node(obj);
                    if (!obj || obj === -1) {
                        obj = this.get_container().find("> ul > li");
                    }
                    li_attr = $.isArray(li_attr) ? li_attr : [ "id", "class" ];
                    if (!is_callback && this.data.types) {
                        li_attr.push(s.types.type_attr);
                    }
                    a_attr = $.isArray(a_attr) ? a_attr : [ ];

                    obj.each(function () {
                        li = $(this);
                        tmp1 = { data : [] };
                        if (li_attr.length) {
                            tmp1.attr = { };
                        }
                        $.each(li_attr, function (i, v) {
                            tmp2 = li.attr(v);
                            if (tmp2 && tmp2.length && tmp2.replace(/jstree[^ ]*/ig, '').length) {
                                tmp1.attr[v] = (" " + tmp2).replace(/ jstree[^ ]*/ig, '').replace(/\s+$/ig,
                                                                                                  " ").replace(/^ /,
                                                                                                               "").replace(/ $/,
                                                                                                                           "");
                            }
                        });
                        if (li.hasClass("jstree-open")) {
                            tmp1.state = "open";
                        }
                        if (li.hasClass("jstree-closed")) {
                            tmp1.state = "closed";
                        }
                        if (li.data()) {
                            tmp1.metadata = li.data();
                        }
                        a = li.children("a");
                        a.each(function () {
                            t = $(this);
                            if (
                                a_attr.length ||
                                $.inArray("languages", s.plugins) !== -1 ||
                                t.children("ins").get(0).style.backgroundImage.length ||
                                (t.children("ins").get(0).className
                                    && t.children("ins").get(0).className.replace(/jstree[^ ]*|$/ig, '').length)
                                ) {
                                lang = false;
                                if ($.inArray("languages", s.plugins) !== -1 && $.isArray(s.languages)
                                    && s.languages.length) {
                                    $.each(s.languages, function (l, lv) {
                                        if (t.hasClass(lv)) {
                                            lang = lv;
                                            return false;
                                        }
                                    });
                                }
                                tmp2 = { attr : { }, title : _this.get_text(t, lang) };
                                $.each(a_attr, function (k, z) {
                                    tmp2.attr[z] = (" " + (t.attr(z) || "")).replace(/ jstree[^ ]*/ig,
                                                                                     '').replace(/\s+$/ig,
                                                                                                 " ").replace(/^ /,
                                                                                                              "").replace(/ $/,
                                                                                                                          "");
                                });
                                if ($.inArray("languages", s.plugins) !== -1 && $.isArray(s.languages)
                                    && s.languages.length) {
                                    $.each(s.languages, function (k, z) {
                                        if (t.hasClass(z)) {
                                            tmp2.language = z;
                                            return true;
                                        }
                                    });
                                }
                                if (t.children("ins").get(0).className.replace(/jstree[^ ]*|$/ig, '').replace(/^\s+$/ig,
                                                                                                              "").length) {
                                    tmp2.icon = t.children("ins").get(0).className.replace(/jstree[^ ]*|$/ig,
                                                                                           '').replace(/\s+$/ig,
                                                                                                       " ").replace(/^ /,
                                                                                                                    "").replace(/ $/,
                                                                                                                                "");
                                }
                                if (t.children("ins").get(0).style.backgroundImage.length) {
                                    tmp2.icon = t.children("ins").get(0).style.backgroundImage.replace("url(",
                                                                                                       "").replace(")",
                                                                                                                   "");
                                }
                            }
                            else {
                                tmp2 = _this.get_text(t);
                            }
                            if (a.length > 1) {
                                tmp1.data.push(tmp2);
                            }
                            else {
                                tmp1.data = tmp2;
                            }
                        });
                        li = li.find("> ul > li");
                        if (li.length) {
                            tmp1.children = _this.get_json(li, li_attr, a_attr, true);
                        }
                        result.push(tmp1);
                    });
                    return result;
                }
            }
        });
    })(jQuery);
    //*/

    /* 
     * jsTree languages plugin
     * Adds support for multiple language versions in one tree
     * This basically allows for many titles coexisting in one node, but only one of them being visible at any given time
     * This is useful for maintaining the same structure in many languages (hence the name of the plugin)
     */
    (function ($) {
        $.jstree.plugin("languages", {
            __init : function () {
                this._load_css();
            },
            defaults : [],
            _fn : {
                set_lang : function (i) {
                    var langs = this._get_settings().languages,
                        st = false,
                        selector = ".jstree-" + this.get_index() + ' a';
                    if (!$.isArray(langs) || langs.length === 0) {
                        return false;
                    }
                    if ($.inArray(i, langs) == -1) {
                        if (!!langs[i]) {
                            i = langs[i];
                        }
                        else {
                            return false;
                        }
                    }
                    if (i == this.data.languages.current_language) {
                        return true;
                    }
                    st = $.vakata.css.get_css(selector + "." + this.data.languages.current_language, false,
                                              this.data.languages.language_css);
                    if (st !== false) {
                        st.style.display = "none";
                    }
                    st = $.vakata.css.get_css(selector + "." + i, false, this.data.languages.language_css);
                    if (st !== false) {
                        st.style.display = "";
                    }
                    this.data.languages.current_language = i;
                    this.__callback(i);
                    return true;
                },
                get_lang : function () {
                    return this.data.languages.current_language;
                },
                _get_string : function (key, lang) {
                    var langs = this._get_settings().languages,
                        s = this._get_settings().core.strings;
                    if ($.isArray(langs) && langs.length) {
                        lang = (lang && $.inArray(lang, langs) != -1) ? lang : this.data.languages.current_language;
                    }
                    if (s[lang] && s[lang][key]) {
                        return s[lang][key];
                    }
                    if (s[key]) {
                        return s[key];
                    }
                    return key;
                },
                get_text : function (obj, lang) {
                    obj = this._get_node(obj) || this.data.ui.last_selected;
                    if (!obj.size()) {
                        return false;
                    }
                    var langs = this._get_settings().languages,
                        s = this._get_settings().core.html_titles;
                    if ($.isArray(langs) && langs.length) {
                        lang = (lang && $.inArray(lang, langs) != -1) ? lang : this.data.languages.current_language;
                        obj = obj.children("a." + lang);
                    }
                    else {
                        obj = obj.children("a:eq(0)");
                    }
                    if (s) {
                        obj = obj.clone();
                        obj.children("INS").remove();
                        return obj.html();
                    }
                    else {
                        obj = obj.contents().filter(function() {
                            return this.nodeType == 3;
                        })[0];
                        return obj.nodeValue;
                    }
                },
                set_text : function (obj, val, lang) {
                    obj = this._get_node(obj) || this.data.ui.last_selected;
                    if (!obj.size()) {
                        return false;
                    }
                    var langs = this._get_settings().languages,
                        s = this._get_settings().core.html_titles,
                        tmp;
                    if ($.isArray(langs) && langs.length) {
                        lang = (lang && $.inArray(lang, langs) != -1) ? lang : this.data.languages.current_language;
                        obj = obj.children("a." + lang);
                    }
                    else {
                        obj = obj.children("a:eq(0)");
                    }
                    if (s) {
                        tmp = obj.children("INS").clone();
                        obj.html(val).prepend(tmp);
                        this.__callback({ "obj" : obj, "name" : val, "lang" : lang });
                        return true;
                    }
                    else {
                        obj = obj.contents().filter(function() {
                            return this.nodeType == 3;
                        })[0];
                        this.__callback({ "obj" : obj, "name" : val, "lang" : lang });
                        return (obj.nodeValue = val);
                    }
                },
                _load_css : function () {
                    var langs = this._get_settings().languages,
                        str = "/* languages css */",
                        selector = ".jstree-" + this.get_index() + ' a',
                        ln;
                    if ($.isArray(langs) && langs.length) {
                        this.data.languages.current_language = langs[0];
                        for (ln = 0; ln < langs.length; ln++) {
                            str += selector + "." + langs[ln] + " {";
                            if (langs[ln] != this.data.languages.current_language) {
                                str += " display:none; ";
                            }
                            str += " } ";
                        }
                        this.data.languages.language_css = $.vakata.css.add_sheet({ 'str' : str, 'title' : "jstree-languages" });
                    }
                },
                create_node : function (obj, position, js, callback) {
                    var t = this.__call_old(true, obj, position, js, function (t) {
                        var langs = this._get_settings().languages,
                            a = t.children("a"),
                            ln;
                        if ($.isArray(langs) && langs.length) {
                            for (ln = 0; ln < langs.length; ln++) {
                                if (!a.is("." + langs[ln])) {
                                    t.append(a.eq(0).clone().removeClass(langs.join(" ")).addClass(langs[ln]));
                                }
                            }
                            a.not("." + langs.join(", .")).remove();
                        }
                        if (callback) {
                            callback.call(this, t);
                        }
                    });
                    return t;
                }
            }
        });
    })(jQuery);
    //*/

    /*
     * jsTree cookies plugin
     * Stores the currently opened/selected nodes in a cookie and then restores them
     * Depends on the jquery.cookie plugin
     */
    (function ($) {
        $.jstree.plugin("cookies", {
            __init : function () {
                if (typeof $.cookie === "undefined") {
                    throw "jsTree cookie: jQuery cookie plugin not included.";
                }

                var s = this._get_settings().cookies,
                    tmp;
                if (!!s.save_loaded) {
                    tmp = $.cookie(s.save_loaded);
                    if (tmp && tmp.length) {
                        this.data.core.to_load = tmp.split(",");
                    }
                }
                if (!!s.save_opened) {
                    tmp = $.cookie(s.save_opened);
                    if (tmp && tmp.length) {
                        this.data.core.to_open = tmp.split(",");
                    }
                }
                if (!!s.save_selected) {
                    tmp = $.cookie(s.save_selected);
                    if (tmp && tmp.length && this.data.ui) {
                        this.data.ui.to_select = tmp.split(",");
                    }
                }
                this.get_container()
                    .one(( this.data.ui ? "reselect" : "reopen" ) + ".jstree", $.proxy(function () {
                    this.get_container()
                        .bind("open_node.jstree close_node.jstree select_node.jstree deselect_node.jstree",
                              $.proxy(function (e) {
                                  if (this._get_settings().cookies.auto_save) {
                                      this.save_cookie((e.handleObj.namespace + e.handleObj.type).replace("jstree",
                                                                                                          ""));
                                  }
                              }, this));
                }, this));
            },
            defaults : {
                save_loaded        : "jstree_load",
                save_opened        : "jstree_open",
                save_selected    : "jstree_select",
                auto_save        : true,
                cookie_options    : {}
            },
            _fn : {
                save_cookie : function (c) {
                    if (this.data.core.refreshing) {
                        return;
                    }
                    var s = this._get_settings().cookies;
                    if (!c) { // if called manually and not by event
                        if (s.save_loaded) {
                            this.save_loaded();
                            $.cookie(s.save_loaded, this.data.core.to_load.join(","), s.cookie_options);
                        }
                        if (s.save_opened) {
                            this.save_opened();
                            $.cookie(s.save_opened, this.data.core.to_open.join(","), s.cookie_options);
                        }
                        if (s.save_selected && this.data.ui) {
                            this.save_selected();
                            $.cookie(s.save_selected, this.data.ui.to_select.join(","), s.cookie_options);
                        }
                        return;
                    }
                    switch (c) {
                        case "open_node":
                        case "close_node":
                            if (!!s.save_opened) {
                                this.save_opened();
                                $.cookie(s.save_opened, this.data.core.to_open.join(","), s.cookie_options);
                            }
                            if (!!s.save_loaded) {
                                this.save_loaded();
                                $.cookie(s.save_loaded, this.data.core.to_load.join(","), s.cookie_options);
                            }
                            break;
                        case "select_node":
                        case "deselect_node":
                            if (!!s.save_selected && this.data.ui) {
                                this.save_selected();
                                $.cookie(s.save_selected, this.data.ui.to_select.join(","), s.cookie_options);
                            }
                            break;
                    }
                }
            }
        });
        // include cookies by default
        // $.jstree.defaults.plugins.push("cookies");
    })(jQuery);
    //*/

    /*
     * jsTree sort plugin
     * Sorts items alphabetically (or using any other function)
     */
    (function ($) {
        $.jstree.plugin("sort", {
            __init : function () {
                this.get_container()
                    .bind("load_node.jstree", $.proxy(function (e, data) {
                    var obj = this._get_node(data.rslt.obj);
                    obj = obj === -1 ? this.get_container().children("ul") : obj.children("ul");
                    this.sort(obj);
                }, this))
                    .bind("rename_node.jstree create_node.jstree create.jstree", $.proxy(function (e, data) {
                    this.sort(data.rslt.obj.parent());
                }, this))
                    .bind("move_node.jstree", $.proxy(function (e, data) {
                    var m = data.rslt.np == -1 ? this.get_container() : data.rslt.np;
                    this.sort(m.children("ul"));
                }, this));
            },
            defaults : function (a, b) {
                return this.get_text(a) > this.get_text(b) ? 1 : -1;
            },
            _fn : {
                sort : function (obj) {
                    var s = this._get_settings().sort,
                        t = this;
                    obj.append($.makeArray(obj.children("li")).sort($.proxy(s, t)));
                    obj.find("> li > ul").each(function() {
                        t.sort($(this));
                    });
                    this.clean_node(obj);
                }
            }
        });
    })(jQuery);
    //*/

    /*
     * jsTree DND plugin
     * Drag and drop plugin for moving/copying nodes
     */
    (function ($) {
        var o = false,
            r = false,
            m = false,
            ml = false,
            sli = false,
            sti = false,
            dir1 = false,
            dir2 = false,
            last_pos = false;
        $.vakata.dnd = {
            is_down : false,
            is_drag : false,
            helper : false,
            scroll_spd : 10,
            init_x : 0,
            init_y : 0,
            threshold : 5,
            helper_left : 5,
            helper_top : 10,
            user_data : {},

            drag_start : function (e, data, html) {
                if ($.vakata.dnd.is_drag) {
                    $.vakata.drag_stop({});
                }
                try {
                    e.currentTarget.unselectable = "on";
                    e.currentTarget.onselectstart = function() {
                        return false;
                    };
                    if (e.currentTarget.style) {
                        e.currentTarget.style.MozUserSelect = "none";
                    }
                } catch(err) {
                }
                $.vakata.dnd.init_x = e.pageX;
                $.vakata.dnd.init_y = e.pageY;
                $.vakata.dnd.user_data = data;
                $.vakata.dnd.is_down = true;
                $.vakata.dnd.helper = $("<div id='vakata-dragged' />").html(html); //.fadeTo(10,0.25);
                $(document).bind("mousemove", $.vakata.dnd.drag);
                $(document).bind("mouseup", $.vakata.dnd.drag_stop);
                return false;
            },
            drag : function (e) {
                if (!$.vakata.dnd.is_down) {
                    return;
                }
                if (!$.vakata.dnd.is_drag) {
                    if (Math.abs(e.pageX - $.vakata.dnd.init_x) > 5 || Math.abs(e.pageY - $.vakata.dnd.init_y) > 5) {
                        $.vakata.dnd.helper.appendTo("body");
                        $.vakata.dnd.is_drag = true;
                        $(document).triggerHandler("drag_start.vakata",
                                                   { "event" : e, "data" : $.vakata.dnd.user_data });
                    }
                    else {
                        return;
                    }
                }

                // maybe use a scrolling parent element instead of document?
                if (e.type
                    === "mousemove") { // thought of adding scroll in order to move the helper, but mouse poisition is n/a
                    var d = $(document), t = d.scrollTop(), l = d.scrollLeft();
                    if (e.pageY - t < 20) {
                        if (sti && dir1 === "down") {
                            clearInterval(sti);
                            sti = false;
                        }
                        if (!sti) {
                            dir1 = "up";
                            sti = setInterval(function () {
                                $(document).scrollTop($(document).scrollTop() - $.vakata.dnd.scroll_spd);
                            }, 150);
                        }
                    }
                    else {
                        if (sti && dir1 === "up") {
                            clearInterval(sti);
                            sti = false;
                        }
                    }
                    if ($(window).height() - (e.pageY - t) < 20) {
                        if (sti && dir1 === "up") {
                            clearInterval(sti);
                            sti = false;
                        }
                        if (!sti) {
                            dir1 = "down";
                            sti = setInterval(function () {
                                $(document).scrollTop($(document).scrollTop() + $.vakata.dnd.scroll_spd);
                            }, 150);
                        }
                    }
                    else {
                        if (sti && dir1 === "down") {
                            clearInterval(sti);
                            sti = false;
                        }
                    }

                    if (e.pageX - l < 20) {
                        if (sli && dir2 === "right") {
                            clearInterval(sli);
                            sli = false;
                        }
                        if (!sli) {
                            dir2 = "left";
                            sli = setInterval(function () {
                                $(document).scrollLeft($(document).scrollLeft() - $.vakata.dnd.scroll_spd);
                            }, 150);
                        }
                    }
                    else {
                        if (sli && dir2 === "left") {
                            clearInterval(sli);
                            sli = false;
                        }
                    }
                    if ($(window).width() - (e.pageX - l) < 20) {
                        if (sli && dir2 === "left") {
                            clearInterval(sli);
                            sli = false;
                        }
                        if (!sli) {
                            dir2 = "right";
                            sli = setInterval(function () {
                                $(document).scrollLeft($(document).scrollLeft() + $.vakata.dnd.scroll_spd);
                            }, 150);
                        }
                    }
                    else {
                        if (sli && dir2 === "right") {
                            clearInterval(sli);
                            sli = false;
                        }
                    }
                }

                $.vakata.dnd.helper.css({ left : (e.pageX + $.vakata.dnd.helper_left) + "px", top : (e.pageY
                    + $.vakata.dnd.helper_top) + "px" });
                $(document).triggerHandler("drag.vakata", { "event" : e, "data" : $.vakata.dnd.user_data });
            },
            drag_stop : function (e) {
                if (sli) {
                    clearInterval(sli);
                }
                if (sti) {
                    clearInterval(sti);
                }
                $(document).unbind("mousemove", $.vakata.dnd.drag);
                $(document).unbind("mouseup", $.vakata.dnd.drag_stop);
                $(document).triggerHandler("drag_stop.vakata", { "event" : e, "data" : $.vakata.dnd.user_data });
                $.vakata.dnd.helper.remove();
                $.vakata.dnd.init_x = 0;
                $.vakata.dnd.init_y = 0;
                $.vakata.dnd.user_data = {};
                $.vakata.dnd.is_down = false;
                $.vakata.dnd.is_drag = false;
            }
        };
        $(function() {
            var css_string = '#vakata-dragged { display:block; margin:0 0 0 0; padding:4px 4px 4px 24px; position:absolute; top:-2000px; line-height:16px; z-index:10000; } ';
            $.vakata.css.add_sheet({ str : css_string, title : "vakata" });
        });

        $.jstree.plugin("dnd", {
            __init : function () {
                this.data.dnd = {
                    active : false,
                    after : false,
                    inside : false,
                    before : false,
                    off : false,
                    prepared : false,
                    w : 0,
                    to1 : false,
                    to2 : false,
                    cof : false,
                    cw : false,
                    ch : false,
                    i1 : false,
                    i2 : false,
                    mto : false
                };
                this.get_container()
                    .bind("mouseenter.jstree", $.proxy(function (e) {
                    if ($.vakata.dnd.is_drag && $.vakata.dnd.user_data.jstree) {
                        if (this.data.themes) {
                            m.attr("class", "jstree-" + this.data.themes.theme);
                            if (ml) {
                                ml.attr("class", "jstree-" + this.data.themes.theme);
                            }
                            $.vakata.dnd.helper.attr("class", "jstree-dnd-helper jstree-" + this.data.themes.theme);
                        }
                        //if($(e.currentTarget).find("> ul > li").length === 0) {
                        if (e.currentTarget === e.target && $.vakata.dnd.user_data.obj
                                && $($.vakata.dnd.user_data.obj).length
                            && $($.vakata.dnd.user_data.obj).parents(".jstree:eq(0)")[0]
                            !== e.target) { // node should not be from the same tree
                            var tr = $.jstree._reference(e.target), dc;
                            if (tr.data.dnd.foreign) {
                                dc = tr._get_settings().dnd.drag_check.call(this,
                                                                            { "o" : o, "r" : tr.get_container(), is_root : true });
                                if (dc === true || dc.inside === true || dc.before === true || dc.after === true) {
                                    $.vakata.dnd.helper.children("ins").attr("class", "jstree-ok");
                                }
                            }
                            else {
                                tr.prepare_move(o, tr.get_container(), "last");
                                if (tr.check_move()) {
                                    $.vakata.dnd.helper.children("ins").attr("class", "jstree-ok");
                                }
                            }
                        }
                    }
                }, this))
                    .bind("mouseup.jstree", $.proxy(function (e) {
                    //if($.vakata.dnd.is_drag && $.vakata.dnd.user_data.jstree && $(e.currentTarget).find("> ul > li").length === 0) {
                    if ($.vakata.dnd.is_drag && $.vakata.dnd.user_data.jstree && e.currentTarget === e.target
                            && $.vakata.dnd.user_data.obj && $($.vakata.dnd.user_data.obj).length
                        && $($.vakata.dnd.user_data.obj).parents(".jstree:eq(0)")[0]
                        !== e.target) { // node should not be from the same tree
                        var tr = $.jstree._reference(e.currentTarget), dc;
                        if (tr.data.dnd.foreign) {
                            dc = tr._get_settings().dnd.drag_check.call(this,
                                                                        { "o" : o, "r" : tr.get_container(), is_root : true });
                            if (dc === true || dc.inside === true || dc.before === true || dc.after === true) {
                                tr._get_settings().dnd.drag_finish.call(this,
                                                                        { "o" : o, "r" : tr.get_container(), is_root : true });
                            }
                        }
                        else {
                            tr.move_node(o, tr.get_container(), "last",
                                         e[tr._get_settings().dnd.copy_modifier + "Key"]);
                        }
                    }
                }, this))
                    .bind("mouseleave.jstree", $.proxy(function (e) {
                    if (e.relatedTarget && e.relatedTarget.id && e.relatedTarget.id === "jstree-marker-line") {
                        return false;
                    }
                    if ($.vakata.dnd.is_drag && $.vakata.dnd.user_data.jstree) {
                        if (this.data.dnd.i1) {
                            clearInterval(this.data.dnd.i1);
                        }
                        if (this.data.dnd.i2) {
                            clearInterval(this.data.dnd.i2);
                        }
                        if (this.data.dnd.to1) {
                            clearTimeout(this.data.dnd.to1);
                        }
                        if (this.data.dnd.to2) {
                            clearTimeout(this.data.dnd.to2);
                        }
                        if ($.vakata.dnd.helper.children("ins").hasClass("jstree-ok")) {
                            $.vakata.dnd.helper.children("ins").attr("class", "jstree-invalid");
                        }
                    }
                }, this))
                    .bind("mousemove.jstree", $.proxy(function (e) {
                    if ($.vakata.dnd.is_drag && $.vakata.dnd.user_data.jstree) {
                        var cnt = this.get_container()[0];

                        // Horizontal scroll
                        if (e.pageX + 24 > this.data.dnd.cof.left + this.data.dnd.cw) {
                            if (this.data.dnd.i1) {
                                clearInterval(this.data.dnd.i1);
                            }
                            this.data.dnd.i1 = setInterval($.proxy(function () {
                                this.scrollLeft += $.vakata.dnd.scroll_spd;
                            }, cnt), 100);
                        }
                        else if (e.pageX - 24 < this.data.dnd.cof.left) {
                            if (this.data.dnd.i1) {
                                clearInterval(this.data.dnd.i1);
                            }
                            this.data.dnd.i1 = setInterval($.proxy(function () {
                                this.scrollLeft -= $.vakata.dnd.scroll_spd;
                            }, cnt), 100);
                        }
                        else {
                            if (this.data.dnd.i1) {
                                clearInterval(this.data.dnd.i1);
                            }
                        }

                        // Vertical scroll
                        if (e.pageY + 24 > this.data.dnd.cof.top + this.data.dnd.ch) {
                            if (this.data.dnd.i2) {
                                clearInterval(this.data.dnd.i2);
                            }
                            this.data.dnd.i2 = setInterval($.proxy(function () {
                                this.scrollTop += $.vakata.dnd.scroll_spd;
                            }, cnt), 100);
                        }
                        else if (e.pageY - 24 < this.data.dnd.cof.top) {
                            if (this.data.dnd.i2) {
                                clearInterval(this.data.dnd.i2);
                            }
                            this.data.dnd.i2 = setInterval($.proxy(function () {
                                this.scrollTop -= $.vakata.dnd.scroll_spd;
                            }, cnt), 100);
                        }
                        else {
                            if (this.data.dnd.i2) {
                                clearInterval(this.data.dnd.i2);
                            }
                        }

                    }
                }, this))
                    .bind("scroll.jstree", $.proxy(function (e) {
                    if ($.vakata.dnd.is_drag && $.vakata.dnd.user_data.jstree && m && ml) {
                        m.hide();
                        ml.hide();
                    }
                }, this))
                    .delegate("a", "mousedown.jstree", $.proxy(function (e) {
                    if (e.which === 1) {
                        this.start_drag(e.currentTarget, e);
                        return false;
                    }
                }, this))
                    .delegate("a", "mouseenter.jstree", $.proxy(function (e) {
                    if ($.vakata.dnd.is_drag && $.vakata.dnd.user_data.jstree) {
                        this.dnd_enter(e.currentTarget);
                    }
                }, this))
                    .delegate("a", "mousemove.jstree", $.proxy(function (e) {
                    if ($.vakata.dnd.is_drag && $.vakata.dnd.user_data.jstree) {
                        if (!r || !r.length || r.children("a")[0] !== e.currentTarget) {
                            this.dnd_enter(e.currentTarget);
                        }
                        if (typeof this.data.dnd.off.top === "undefined") {
                            this.data.dnd.off = $(e.target).offset();
                        }
                        this.data.dnd.w = (e.pageY - (this.data.dnd.off.top || 0)) % this.data.core.li_height;
                        if (this.data.dnd.w < 0) {
                            this.data.dnd.w += this.data.core.li_height;
                        }
                        this.dnd_show();
                    }
                }, this))
                    .delegate("a", "mouseleave.jstree", $.proxy(function (e) {
                    if ($.vakata.dnd.is_drag && $.vakata.dnd.user_data.jstree) {
                        if (e.relatedTarget && e.relatedTarget.id && e.relatedTarget.id === "jstree-marker-line") {
                            return false;
                        }
                        if (m) {
                            m.hide();
                        }
                        if (ml) {
                            ml.hide();
                        }
                        /*
                         var ec = $(e.currentTarget).closest("li"), 
                         er = $(e.relatedTarget).closest("li");
                         if(er[0] !== ec.prev()[0] && er[0] !== ec.next()[0]) {
                         if(m) { m.hide(); }
                         if(ml) { ml.hide(); }
                         }
                         */
                        this.data.dnd.mto = setTimeout(
                            (function (t) {
                                return function () {
                                    t.dnd_leave(e);
                                };
                            })(this),
                            0);
                    }
                }, this))
                    .delegate("a", "mouseup.jstree", $.proxy(function (e) {
                    if ($.vakata.dnd.is_drag && $.vakata.dnd.user_data.jstree) {
                        this.dnd_finish(e);
                    }
                }, this));

                $(document)
                    .bind("drag_stop.vakata", $.proxy(function () {
                    if (this.data.dnd.to1) {
                        clearTimeout(this.data.dnd.to1);
                    }
                    if (this.data.dnd.to2) {
                        clearTimeout(this.data.dnd.to2);
                    }
                    if (this.data.dnd.i1) {
                        clearInterval(this.data.dnd.i1);
                    }
                    if (this.data.dnd.i2) {
                        clearInterval(this.data.dnd.i2);
                    }
                    this.data.dnd.after = false;
                    this.data.dnd.before = false;
                    this.data.dnd.inside = false;
                    this.data.dnd.off = false;
                    this.data.dnd.prepared = false;
                    this.data.dnd.w = false;
                    this.data.dnd.to1 = false;
                    this.data.dnd.to2 = false;
                    this.data.dnd.i1 = false;
                    this.data.dnd.i2 = false;
                    this.data.dnd.active = false;
                    this.data.dnd.foreign = false;
                    if (m) {
                        m.css({ "top" : "-2000px" });
                    }
                    if (ml) {
                        ml.css({ "top" : "-2000px" });
                    }
                }, this))
                    .bind("drag_start.vakata", $.proxy(function (e, data) {
                    if (data.data.jstree) {
                        var et = $(data.event.target);
                        if (et.closest(".jstree").hasClass("jstree-" + this.get_index())) {
                            this.dnd_enter(et);
                        }
                    }
                }, this));
                /*
                 .bind("keydown.jstree-" + this.get_index() + " keyup.jstree-" + this.get_index(), $.proxy(function(e) {
                 if($.vakata.dnd.is_drag && $.vakata.dnd.user_data.jstree && !this.data.dnd.foreign) {
                 var h = $.vakata.dnd.helper.children("ins");
                 if(e[this._get_settings().dnd.copy_modifier + "Key"] && h.hasClass("jstree-ok")) {
                 h.parent().html(h.parent().html().replace(/ \(Copy\)$/, "") + " (Copy)");
                 } 
                 else {
                 h.parent().html(h.parent().html().replace(/ \(Copy\)$/, ""));
                 }
                 }
                 }, this)); */


                var s = this._get_settings().dnd;
                if (s.drag_target) {
                    $(document)
                        .delegate(s.drag_target, "mousedown.jstree-" + this.get_index(), $.proxy(function (e) {
                        o = e.target;
                        $.vakata.dnd.drag_start(e, { jstree : true, obj : e.target },
                                                "<ins class='jstree-icon'></ins>" + $(e.target).text());
                        if (this.data.themes) {
                            if (m) {
                                m.attr("class", "jstree-" + this.data.themes.theme);
                            }
                            if (ml) {
                                ml.attr("class", "jstree-" + this.data.themes.theme);
                            }
                            $.vakata.dnd.helper.attr("class", "jstree-dnd-helper jstree-" + this.data.themes.theme);
                        }
                        $.vakata.dnd.helper.children("ins").attr("class", "jstree-invalid");
                        var cnt = this.get_container();
                        this.data.dnd.cof = cnt.offset();
                        this.data.dnd.cw = parseInt(cnt.width(), 10);
                        this.data.dnd.ch = parseInt(cnt.height(), 10);
                        this.data.dnd.foreign = true;
                        e.preventDefault();
                    }, this));
                }
                if (s.drop_target) {
                    $(document)
                        .delegate(s.drop_target, "mouseenter.jstree-" + this.get_index(), $.proxy(function (e) {
                        if (this.data.dnd.active && this._get_settings().dnd.drop_check.call(this,
                                                                                             { "o" : o, "r" : $(e.target), "e" : e })) {
                            $.vakata.dnd.helper.children("ins").attr("class", "jstree-ok");
                        }
                    }, this))
                        .delegate(s.drop_target, "mouseleave.jstree-" + this.get_index(), $.proxy(function (e) {
                        if (this.data.dnd.active) {
                            $.vakata.dnd.helper.children("ins").attr("class", "jstree-invalid");
                        }
                    }, this))
                        .delegate(s.drop_target, "mouseup.jstree-" + this.get_index(), $.proxy(function (e) {
                        if (this.data.dnd.active && $.vakata.dnd.helper.children("ins").hasClass("jstree-ok")) {
                            this._get_settings().dnd.drop_finish.call(this, { "o" : o, "r" : $(e.target), "e" : e });
                        }
                    }, this));
                }
            },
            defaults : {
                copy_modifier    : "ctrl",
                check_timeout    : 100,
                open_timeout    : 500,
                drop_target        : ".jstree-drop",
                drop_check        : function (data) {
                    return true;
                },
                drop_finish        : $.noop,
                drag_target        : ".jstree-draggable",
                drag_finish        : $.noop,
                drag_check        : function (data) {
                    return { after : false, before : false, inside : true };
                }
            },
            _fn : {
                dnd_prepare : function () {
                    if (!r || !r.length) {
                        return;
                    }
                    this.data.dnd.off = r.offset();
                    if (this._get_settings().core.rtl) {
                        this.data.dnd.off.right = this.data.dnd.off.left + r.width();
                    }
                    if (this.data.dnd.foreign) {
                        var a = this._get_settings().dnd.drag_check.call(this, { "o" : o, "r" : r });
                        this.data.dnd.after = a.after;
                        this.data.dnd.before = a.before;
                        this.data.dnd.inside = a.inside;
                        this.data.dnd.prepared = true;
                        return this.dnd_show();
                    }
                    this.prepare_move(o, r, "before");
                    this.data.dnd.before = this.check_move();
                    this.prepare_move(o, r, "after");
                    this.data.dnd.after = this.check_move();
                    if (this._is_loaded(r)) {
                        this.prepare_move(o, r, "inside");
                        this.data.dnd.inside = this.check_move();
                    }
                    else {
                        this.data.dnd.inside = false;
                    }
                    this.data.dnd.prepared = true;
                    return this.dnd_show();
                },
                dnd_show : function () {
                    if (!this.data.dnd.prepared) {
                        return;
                    }
                    var o = ["before","inside","after"],
                        r = false,
                        rtl = this._get_settings().core.rtl,
                        pos;
                    if (this.data.dnd.w < this.data.core.li_height / 3) {
                        o = ["before","inside","after"];
                    }
                    else if (this.data.dnd.w <= this.data.core.li_height * 2 / 3) {
                        o = this.data.dnd.w < this.data.core.li_height
                            / 2 ? ["inside","before","after"] : ["inside","after","before"];
                    }
                    else {
                        o = ["after","inside","before"];
                    }
                    $.each(o, $.proxy(function (i, val) {
                        if (this.data.dnd[val]) {
                            $.vakata.dnd.helper.children("ins").attr("class", "jstree-ok");
                            r = val;
                            return false;
                        }
                    }, this));
                    if (r === false) {
                        $.vakata.dnd.helper.children("ins").attr("class", "jstree-invalid");
                    }

                    pos = rtl ? (this.data.dnd.off.right - 18) : (this.data.dnd.off.left + 10);
                    switch (r) {
                        case "before":
                            m.css({ "left" : pos + "px", "top" : (this.data.dnd.off.top - 6) + "px" }).show();
                            if (ml) {
                                ml.css({ "left" : (pos + 8) + "px", "top" : (this.data.dnd.off.top - 1)
                                    + "px" }).show();
                            }
                            break;
                        case "after":
                            m.css({ "left" : pos + "px", "top" : (this.data.dnd.off.top + this.data.core.li_height - 6)
                                + "px" }).show();
                            if (ml) {
                                ml.css({ "left" : (pos + 8) + "px", "top" : (this.data.dnd.off.top
                                                                                 + this.data.core.li_height - 1)
                                    + "px" }).show();
                            }
                            break;
                        case "inside":
                            m.css({ "left" : pos + ( rtl ? -4 : 4) + "px", "top" : (this.data.dnd.off.top
                                                                                        + this.data.core.li_height / 2
                                - 5) + "px" }).show();
                            if (ml) {
                                ml.hide();
                            }
                            break;
                        default:
                            m.hide();
                            if (ml) {
                                ml.hide();
                            }
                            break;
                    }
                    last_pos = r;
                    return r;
                },
                dnd_open : function () {
                    this.data.dnd.to2 = false;
                    this.open_node(r, $.proxy(this.dnd_prepare, this), true);
                },
                dnd_finish : function (e) {
                    if (this.data.dnd.foreign) {
                        if (this.data.dnd.after || this.data.dnd.before || this.data.dnd.inside) {
                            this._get_settings().dnd.drag_finish.call(this, { "o" : o, "r" : r, "p" : last_pos });
                        }
                    }
                    else {
                        this.dnd_prepare();
                        this.move_node(o, r, last_pos, e[this._get_settings().dnd.copy_modifier + "Key"]);
                    }
                    o = false;
                    r = false;
                    m.hide();
                    if (ml) {
                        ml.hide();
                    }
                },
                dnd_enter : function (obj) {
                    if (this.data.dnd.mto) {
                        clearTimeout(this.data.dnd.mto);
                        this.data.dnd.mto = false;
                    }
                    var s = this._get_settings().dnd;
                    this.data.dnd.prepared = false;
                    r = this._get_node(obj);
                    if (s.check_timeout) {
                        // do the calculations after a minimal timeout (users tend to drag quickly to the desired location)
                        if (this.data.dnd.to1) {
                            clearTimeout(this.data.dnd.to1);
                        }
                        this.data.dnd.to1 = setTimeout($.proxy(this.dnd_prepare, this), s.check_timeout);
                    }
                    else {
                        this.dnd_prepare();
                    }
                    if (s.open_timeout) {
                        if (this.data.dnd.to2) {
                            clearTimeout(this.data.dnd.to2);
                        }
                        if (r && r.length && r.hasClass("jstree-closed")) {
                            // if the node is closed - open it, then recalculate
                            this.data.dnd.to2 = setTimeout($.proxy(this.dnd_open, this), s.open_timeout);
                        }
                    }
                    else {
                        if (r && r.length && r.hasClass("jstree-closed")) {
                            this.dnd_open();
                        }
                    }
                },
                dnd_leave : function (e) {
                    this.data.dnd.after = false;
                    this.data.dnd.before = false;
                    this.data.dnd.inside = false;
                    $.vakata.dnd.helper.children("ins").attr("class", "jstree-invalid");
                    m.hide();
                    if (ml) {
                        ml.hide();
                    }
                    if (r && r[0] === e.target.parentNode) {
                        if (this.data.dnd.to1) {
                            clearTimeout(this.data.dnd.to1);
                            this.data.dnd.to1 = false;
                        }
                        if (this.data.dnd.to2) {
                            clearTimeout(this.data.dnd.to2);
                            this.data.dnd.to2 = false;
                        }
                    }
                },
                start_drag : function (obj, e) {
                    o = this._get_node(obj);
                    if (this.data.ui && this.is_selected(o)) {
                        o = this._get_node(null, true);
                    }
                    var dt = o.length > 1 ? this._get_string("multiple_selection") : this.get_text(o),
                        cnt = this.get_container();
                    if (!this._get_settings().core.html_titles) {
                        dt = dt.replace(/</ig, "&lt;").replace(/>/ig, "&gt;");
                    }
                    $.vakata.dnd.drag_start(e, { jstree : true, obj : o }, "<ins class='jstree-icon'></ins>" + dt);
                    if (this.data.themes) {
                        if (m) {
                            m.attr("class", "jstree-" + this.data.themes.theme);
                        }
                        if (ml) {
                            ml.attr("class", "jstree-" + this.data.themes.theme);
                        }
                        $.vakata.dnd.helper.attr("class", "jstree-dnd-helper jstree-" + this.data.themes.theme);
                    }
                    this.data.dnd.cof = cnt.offset();
                    this.data.dnd.cw = parseInt(cnt.width(), 10);
                    this.data.dnd.ch = parseInt(cnt.height(), 10);
                    this.data.dnd.active = true;
                }
            }
        });
        $(function() {
            var css_string = '' +
                             '#vakata-dragged ins { display:block; text-decoration:none; width:16px; height:16px; margin:0 0 0 0; padding:0; position:absolute; top:4px; left:4px; '
                                 +
                             ' -moz-border-radius:4px; border-radius:4px; -webkit-border-radius:4px; ' +
                             '} ' +
                             '#vakata-dragged .jstree-ok { background:green; } ' +
                             '#vakata-dragged .jstree-invalid { background:red; } ' +
                             '#jstree-marker { padding:0; margin:0; font-size:12px; overflow:hidden; height:12px; width:8px; position:absolute; top:-30px; z-index:10001; background-repeat:no-repeat; display:none; background-color:transparent; text-shadow:1px 1px 1px white; color:black; line-height:10px; } '
                                 +
                             '#jstree-marker-line { padding:0; margin:0; line-height:0%; font-size:1px; overflow:hidden; height:1px; width:100px; position:absolute; top:-30px; z-index:10000; background-repeat:no-repeat; display:none; background-color:#456c43; '
                                 +
                             ' cursor:pointer; border:1px solid #eeeeee; border-left:0; -moz-box-shadow: 0px 0px 2px #666; -webkit-box-shadow: 0px 0px 2px #666; box-shadow: 0px 0px 2px #666; '
                                 +
                             ' -moz-border-radius:1px; border-radius:1px; -webkit-border-radius:1px; ' +
                             '}' +
                             '';
            $.vakata.css.add_sheet({ str : css_string, title : "jstree" });
            m = $("<div />").attr({ id : "jstree-marker" }).hide().html("&raquo;")
                .bind("mouseleave mouseenter", function (e) {
                          m.hide();
                          ml.hide();
                          e.preventDefault();
                          e.stopImmediatePropagation();
                          return false;
                      })
                .appendTo("body");
            ml = $("<div />").attr({ id : "jstree-marker-line" }).hide()
                .bind("mouseup", function (e) {
                          if (r && r.length) {
                              r.children("a").trigger(e);
                              e.preventDefault();
                              e.stopImmediatePropagation();
                              return false;
                          }
                      })
                .bind("mouseleave", function (e) {
                          var rt = $(e.relatedTarget);
                          if (rt.is(".jstree") || rt.closest(".jstree").length === 0) {
                              if (r && r.length) {
                                  r.children("a").trigger(e);
                                  m.hide();
                                  ml.hide();
                                  e.preventDefault();
                                  e.stopImmediatePropagation();
                                  return false;
                              }
                          }
                      })
                .appendTo("body");
            $(document).bind("drag_start.vakata", function (e, data) {
                if (data.data.jstree) {
                    m.show();
                    if (ml) {
                        ml.show();
                    }
                }
            });
            $(document).bind("drag_stop.vakata", function (e, data) {
                if (data.data.jstree) {
                    m.hide();
                    if (ml) {
                        ml.hide();
                    }
                }
            });
        });
    })(jQuery);
    //*/

    /*
     * jsTree checkbox plugin
     * Inserts checkboxes in front of every node
     * Depends on the ui plugin
     * DOES NOT WORK NICELY WITH MULTITREE DRAG'N'DROP
     */
    (function ($) {
        $.jstree.plugin("checkbox", {
            __init : function () {
                this.data.checkbox.noui = this._get_settings().checkbox.override_ui;
                if (this.data.ui && this.data.checkbox.noui) {
                    this.select_node = this.deselect_node = this.deselect_all = $.noop;
                    this.get_selected = this.get_checked;
                }

                this.get_container()
                    .bind("open_node.jstree create_node.jstree clean_node.jstree refresh.jstree",
                          $.proxy(function (e, data) {
                              this._prepare_checkboxes(data.rslt.obj);
                          }, this))
                    .bind("loaded.jstree", $.proxy(function (e) {
                    this._prepare_checkboxes();
                }, this))
                    .delegate((this.data.ui && this.data.checkbox.noui ? "a" : "ins.jstree-checkbox"), "click.jstree",
                              $.proxy(function (e) {
                                  e.preventDefault();
                                  if (this._get_node(e.target).hasClass("jstree-checked")) {
                                      this.uncheck_node(e.target);
                                  }
                                  else {
                                      this.check_node(e.target);
                                  }
                                  if (this.data.ui && this.data.checkbox.noui) {
                                      this.save_selected();
                                      if (this.data.cookies) {
                                          this.save_cookie("select_node");
                                      }
                                  }
                                  else {
                                      e.stopImmediatePropagation();
                                      return false;
                                  }
                              }, this));
            },
            defaults : {
                override_ui : false,
                two_state : false,
                real_checkboxes : false,
                checked_parent_open : true,
                real_checkboxes_names : function (n) {
                    return [ ("check_" + (n[0].id || Math.ceil(Math.random() * 10000))) , 1];
                }
            },
            __destroy : function () {
                this.get_container()
                    .find("input.jstree-real-checkbox").removeClass("jstree-real-checkbox").end()
                    .find("ins.jstree-checkbox").remove();
            },
            _fn : {
                _checkbox_notify : function (n, data) {
                    if (data.checked) {
                        this.check_node(n, false);
                    }
                },
                _prepare_checkboxes : function (obj) {
                    obj = !obj || obj == -1 ? this.get_container().find("> ul > li") : this._get_node(obj);
                    if (obj === false) {
                        return;
                    } // added for removing root nodes
                    var c, _this = this, t, ts = this._get_settings().checkbox.two_state, rc = this._get_settings().checkbox.real_checkboxes, rcn = this._get_settings().checkbox.real_checkboxes_names;
                    obj.each(function () {
                        t = $(this);
                        c = t.is("li") && (t.hasClass("jstree-checked") || (rc
                            && t.children(":checked").length)) ? "jstree-checked" : "jstree-unchecked";
                        t.find("li").andSelf().each(function () {
                            var $t = $(this), nm;
                            $t.children("a"
                                            + (_this.data.languages ? "" : ":eq(0)")).not(":has(.jstree-checkbox)").prepend("<ins class='jstree-checkbox'>&#160;</ins>").parent().not(".jstree-checked, .jstree-unchecked").addClass(ts ? "jstree-unchecked" : c);
                            if (rc) {
                                if (!$t.children(":checkbox").length) {
                                    nm = rcn.call(_this, $t);
                                    $t.prepend("<input type='checkbox' class='jstree-real-checkbox' id='" + nm[0]
                                                   + "' name='" + nm[0] + "' value='" + nm[1] + "' />");
                                }
                                else {
                                    $t.children(":checkbox").addClass("jstree-real-checkbox");
                                }
                            }
                            if (!ts) {
                                if (c === "jstree-checked" || $t.hasClass("jstree-checked")
                                    || $t.children(':checked').length) {
                                    $t.find("li").andSelf().addClass("jstree-checked").children(":checkbox").prop("checked",
                                                                                                                  true);
                                }
                            }
                            else {
                                if ($t.hasClass("jstree-checked") || $t.children(':checked').length) {
                                    $t.addClass("jstree-checked").children(":checkbox").prop("checked", true);
                                }
                            }
                        });
                    });
                    if (!ts) {
                        obj.find(".jstree-checked").parent().parent().each(function () {
                            _this._repair_state(this);
                        });
                    }
                },
                change_state : function (obj, state) {
                    obj = this._get_node(obj);
                    var coll = false, rc = this._get_settings().checkbox.real_checkboxes;
                    if (!obj || obj === -1) {
                        return false;
                    }
                    state = (state === false || state === true) ? state : obj.hasClass("jstree-checked");
                    if (this._get_settings().checkbox.two_state) {
                        if (state) {
                            obj.removeClass("jstree-checked").addClass("jstree-unchecked");
                            if (rc) {
                                obj.children(":checkbox").prop("checked", false);
                            }
                        }
                        else {
                            obj.removeClass("jstree-unchecked").addClass("jstree-checked");
                            if (rc) {
                                obj.children(":checkbox").prop("checked", true);
                            }
                        }
                    }
                    else {
                        if (state) {
                            coll = obj.find("li").andSelf();
                            if (!coll.filter(".jstree-checked, .jstree-undetermined").length) {
                                return false;
                            }
                            coll.removeClass("jstree-checked jstree-undetermined").addClass("jstree-unchecked");
                            if (rc) {
                                coll.children(":checkbox").prop("checked", false);
                            }
                        }
                        else {
                            coll = obj.find("li").andSelf();
                            if (!coll.filter(".jstree-unchecked, .jstree-undetermined").length) {
                                return false;
                            }
                            coll.removeClass("jstree-unchecked jstree-undetermined").addClass("jstree-checked");
                            if (rc) {
                                coll.children(":checkbox").prop("checked", true);
                            }
                            if (this.data.ui) {
                                this.data.ui.last_selected = obj;
                            }
                            this.data.checkbox.last_selected = obj;
                        }
                        obj.parentsUntil(".jstree", "li").each(function () {
                            var $this = $(this);
                            if (state) {
                                if ($this.children("ul").children("li.jstree-checked, li.jstree-undetermined").length) {
                                    $this.parentsUntil(".jstree",
                                                       "li").andSelf().removeClass("jstree-checked jstree-unchecked").addClass("jstree-undetermined");
                                    if (rc) {
                                        $this.parentsUntil(".jstree",
                                                           "li").andSelf().children(":checkbox").prop("checked", false);
                                    }
                                    return false;
                                }
                                else {
                                    $this.removeClass("jstree-checked jstree-undetermined").addClass("jstree-unchecked");
                                    if (rc) {
                                        $this.children(":checkbox").prop("checked", false);
                                    }
                                }
                            }
                            else {
                                if ($this.children("ul").children("li.jstree-unchecked, li.jstree-undetermined").length) {
                                    $this.parentsUntil(".jstree",
                                                       "li").andSelf().removeClass("jstree-checked jstree-unchecked").addClass("jstree-undetermined");
                                    if (rc) {
                                        $this.parentsUntil(".jstree",
                                                           "li").andSelf().children(":checkbox").prop("checked", false);
                                    }
                                    return false;
                                }
                                else {
                                    $this.removeClass("jstree-unchecked jstree-undetermined").addClass("jstree-checked");
                                    if (rc) {
                                        $this.children(":checkbox").prop("checked", true);
                                    }
                                }
                            }
                        });
                    }
                    if (this.data.ui && this.data.checkbox.noui) {
                        this.data.ui.selected = this.get_checked();
                    }
                    this.__callback(obj);
                    return true;
                },
                check_node : function (obj) {
                    if (this.change_state(obj, false)) {
                        obj = this._get_node(obj);
                        if (this._get_settings().checkbox.checked_parent_open) {
                            var t = this;
                            obj.parents(".jstree-closed").each(function () {
                                t.open_node(this, false, true);
                            });
                        }
                        this.__callback({ "obj" : obj });
                    }
                },
                uncheck_node : function (obj) {
                    if (this.change_state(obj, true)) {
                        this.__callback({ "obj" : this._get_node(obj) });
                    }
                },
                check_all : function () {
                    var _this = this,
                        coll = this._get_settings().checkbox.two_state ? this.get_container_ul().find("li") : this.get_container_ul().children("li");
                    coll.each(function () {
                        _this.change_state(this, false);
                    });
                    this.__callback();
                },
                uncheck_all : function () {
                    var _this = this,
                        coll = this._get_settings().checkbox.two_state ? this.get_container_ul().find("li") : this.get_container_ul().children("li");
                    coll.each(function () {
                        _this.change_state(this, true);
                    });
                    this.__callback();
                },

                is_checked : function(obj) {
                    obj = this._get_node(obj);
                    return obj.length ? obj.is(".jstree-checked") : false;
                },
                get_checked : function (obj, get_all) {
                    obj = !obj || obj === -1 ? this.get_container() : this._get_node(obj);
                    return get_all
                        || this._get_settings().checkbox.two_state ? obj.find(".jstree-checked") : obj.find("> ul > .jstree-checked, .jstree-undetermined > ul > .jstree-checked");
                },
                get_unchecked : function (obj, get_all) {
                    obj = !obj || obj === -1 ? this.get_container() : this._get_node(obj);
                    return get_all
                        || this._get_settings().checkbox.two_state ? obj.find(".jstree-unchecked") : obj.find("> ul > .jstree-unchecked, .jstree-undetermined > ul > .jstree-unchecked");
                },

                show_checkboxes : function () {
                    this.get_container().children("ul").removeClass("jstree-no-checkboxes");
                },
                hide_checkboxes : function () {
                    this.get_container().children("ul").addClass("jstree-no-checkboxes");
                },

                _repair_state : function (obj) {
                    obj = this._get_node(obj);
                    if (!obj.length) {
                        return;
                    }
                    if (this._get_settings().checkbox.two_state) {
                        obj.find('li').andSelf().not('.jstree-checked').removeClass('jstree-undetermined').addClass('jstree-unchecked').children(':checkbox').prop('checked',
                                                                                                                                                                   true);
                        return;
                    }
                    var rc = this._get_settings().checkbox.real_checkboxes,
                        a = obj.find("> ul > .jstree-checked").length,
                        b = obj.find("> ul > .jstree-undetermined").length,
                        c = obj.find("> ul > li").length;
                    if (c === 0) {
                        if (obj.hasClass("jstree-undetermined")) {
                            this.change_state(obj, false);
                        }
                    }
                    else if (a === 0 && b === 0) {
                        this.change_state(obj, true);
                    }
                    else if (a === c) {
                        this.change_state(obj, false);
                    }
                    else {
                        obj.parentsUntil(".jstree",
                                         "li").andSelf().removeClass("jstree-checked jstree-unchecked").addClass("jstree-undetermined");
                        if (rc) {
                            obj.parentsUntil(".jstree", "li").andSelf().children(":checkbox").prop("checked", false);
                        }
                    }
                },
                reselect : function () {
                    if (this.data.ui && this.data.checkbox.noui) {
                        var _this = this,
                            s = this.data.ui.to_select;
                        s = $.map($.makeArray(s), function (n) {
                            return "#" + n.toString().replace(/^#/, "").replace(/\\\//g, "/").replace(/\//g,
                                                                                                      "\\\/").replace(/\\\./g,
                                                                                                                      ".").replace(/\./g,
                                                                                                                                   "\\.").replace(/\:/g,
                                                                                                                                                  "\\:");
                        });
                        this.deselect_all();
                        $.each(s, function (i, val) {
                            _this.check_node(val);
                        });
                        this.__callback();
                    }
                    else {
                        this.__call_old();
                    }
                },
                save_loaded : function () {
                    var _this = this;
                    this.data.core.to_load = [];
                    this.get_container_ul().find("li.jstree-closed.jstree-undetermined").each(function () {
                        if (this.id) {
                            _this.data.core.to_load.push("#" + this.id);
                        }
                    });
                }
            }
        });
        $(function() {
            var css_string = '.jstree .jstree-real-checkbox { display:none; } ';
            $.vakata.css.add_sheet({ str : css_string, title : "jstree" });
        });
    })(jQuery);
    //*/

    /* 
     * jsTree XML plugin
     * The XML data store. Datastores are build by overriding the `load_node` and `_is_loaded` functions.
     */
    (function ($) {
        $.vakata.xslt = function (xml, xsl, callback) {
            var rs = "", xm, xs, processor, support;
            // TODO: IE9 no XSLTProcessor, no document.recalc
            if (document.recalc) {
                xm = document.createElement('xml');
                xs = document.createElement('xml');
                xm.innerHTML = xml;
                xs.innerHTML = xsl;
                $("body").append(xm).append(xs);
                setTimeout((function (xm, xs, callback) {
                    return function () {
                        callback.call(null, xm.transformNode(xs.XMLDocument));
                        setTimeout((function (xm, xs) {
                            return function () {
                                $(xm).remove();
                                $(xs).remove();
                            };
                        })(xm, xs), 200);
                    };
                })(xm, xs, callback), 100);
                return true;
            }
            if (typeof window.DOMParser !== "undefined" && typeof window.XMLHttpRequest !== "undefined"
                && typeof window.XSLTProcessor === "undefined") {
                xml = new DOMParser().parseFromString(xml, "text/xml");
                xsl = new DOMParser().parseFromString(xsl, "text/xml");
                // alert(xml.transformNode());
                // callback.call(null, new XMLSerializer().serializeToString(rs));

            }
            if (typeof window.DOMParser !== "undefined" && typeof window.XMLHttpRequest !== "undefined"
                && typeof window.XSLTProcessor !== "undefined") {
                processor = new XSLTProcessor();
                support = $.isFunction(processor.transformDocument) ? (typeof window.XMLSerializer
                    !== "undefined") : true;
                if (!support) {
                    return false;
                }
                xml = new DOMParser().parseFromString(xml, "text/xml");
                xsl = new DOMParser().parseFromString(xsl, "text/xml");
                if ($.isFunction(processor.transformDocument)) {
                    rs = document.implementation.createDocument("", "", null);
                    processor.transformDocument(xml, xsl, rs, null);
                    callback.call(null, new XMLSerializer().serializeToString(rs));
                    return true;
                }
                else {
                    processor.importStylesheet(xsl);
                    rs = processor.transformToFragment(xml, document);
                    callback.call(null, $("<div />").append(rs).html());
                    return true;
                }
            }
            return false;
        };
        var xsl = {
            'nest' : '<' + '?xml version="1.0" encoding="utf-8" ?>' +
                     '<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform" >' +
                     '<xsl:output method="html" encoding="utf-8" omit-xml-declaration="yes" standalone="no" indent="no" media-type="text/html" />'
                         +
                     '<xsl:template match="/">' +
                     '	<xsl:call-template name="nodes">' +
                     '		<xsl:with-param name="node" select="/root" />' +
                     '	</xsl:call-template>' +
                     '</xsl:template>' +
                     '<xsl:template name="nodes">' +
                     '	<xsl:param name="node" />' +
                     '	<ul>' +
                     '	<xsl:for-each select="$node/item">' +
                     '		<xsl:variable name="children" select="count(./item) &gt; 0" />' +
                     '		<li>' +
                     '			<xsl:attribute name="class">' +
                     '				<xsl:if test="position() = last()">jstree-last </xsl:if>' +
                     '				<xsl:choose>' +
                     '					<xsl:when test="@state = \'open\'">jstree-open </xsl:when>' +
                     '					<xsl:when test="$children or @hasChildren or @state = \'closed\'">jstree-closed </xsl:when>'
                         +
                     '					<xsl:otherwise>jstree-leaf </xsl:otherwise>' +
                     '				</xsl:choose>' +
                     '				<xsl:value-of select="@class" />' +
                     '			</xsl:attribute>' +
                     '			<xsl:for-each select="@*">' +
                     '				<xsl:if test="name() != \'class\' and name() != \'state\' and name() != \'hasChildren\'">'
                         +
                     '					<xsl:attribute name="{name()}"><xsl:value-of select="." /></xsl:attribute>' +
                     '				</xsl:if>' +
                     '			</xsl:for-each>' +
                     '	<ins class="jstree-icon"><xsl:text>&#xa0;</xsl:text></ins>' +
                     '			<xsl:for-each select="content/name">' +
                     '				<a>' +
                     '				<xsl:attribute name="href">' +
                     '					<xsl:choose>' +
                     '					<xsl:when test="@href"><xsl:value-of select="@href" /></xsl:when>' +
                     '					<xsl:otherwise>#</xsl:otherwise>' +
                     '					</xsl:choose>' +
                     '				</xsl:attribute>' +
                     '				<xsl:attribute name="class"><xsl:value-of select="@lang" /> <xsl:value-of select="@class" /></xsl:attribute>'
                         +
                     '				<xsl:attribute name="style"><xsl:value-of select="@style" /></xsl:attribute>' +
                     '				<xsl:for-each select="@*">' +
                     '					<xsl:if test="name() != \'style\' and name() != \'class\' and name() != \'href\'">'
                         +
                     '						<xsl:attribute name="{name()}"><xsl:value-of select="." /></xsl:attribute>'
                         +
                     '					</xsl:if>' +
                     '				</xsl:for-each>' +
                     '					<ins>' +
                     '						<xsl:attribute name="class">jstree-icon ' +
                     '							<xsl:if test="string-length(attribute::icon) > 0 and not(contains(@icon,\'/\'))"><xsl:value-of select="@icon" /></xsl:if>'
                         +
                     '						</xsl:attribute>' +
                     '						<xsl:if test="string-length(attribute::icon) > 0 and contains(@icon,\'/\')"><xsl:attribute name="style">background:url(<xsl:value-of select="@icon" />) center center no-repeat;</xsl:attribute></xsl:if>'
                         +
                     '						<xsl:text>&#xa0;</xsl:text>' +
                     '					</ins>' +
                     '					<xsl:copy-of select="./child::node()" />' +
                     '				</a>' +
                     '			</xsl:for-each>' +
                     '			<xsl:if test="$children or @hasChildren"><xsl:call-template name="nodes"><xsl:with-param name="node" select="current()" /></xsl:call-template></xsl:if>'
                         +
                     '		</li>' +
                     '	</xsl:for-each>' +
                     '	</ul>' +
                     '</xsl:template>' +
                     '</xsl:stylesheet>',

            'flat' : '<' + '?xml version="1.0" encoding="utf-8" ?>' +
                     '<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform" >' +
                     '<xsl:output method="html" encoding="utf-8" omit-xml-declaration="yes" standalone="no" indent="no" media-type="text/xml" />'
                         +
                     '<xsl:template match="/">' +
                     '	<ul>' +
                     '	<xsl:for-each select="//item[not(@parent_id) or @parent_id=0 or not(@parent_id = //item/@id)]">'
                         + /* the last `or` may be removed */
                     '		<xsl:call-template name="nodes">' +
                     '			<xsl:with-param name="node" select="." />' +
                     '			<xsl:with-param name="is_last" select="number(position() = last())" />' +
                     '		</xsl:call-template>' +
                     '	</xsl:for-each>' +
                     '	</ul>' +
                     '</xsl:template>' +
                     '<xsl:template name="nodes">' +
                     '	<xsl:param name="node" />' +
                     '	<xsl:param name="is_last" />' +
                     '	<xsl:variable name="children" select="count(//item[@parent_id=$node/attribute::id]) &gt; 0" />'
                         +
                     '	<li>' +
                     '	<xsl:attribute name="class">' +
                     '		<xsl:if test="$is_last = true()">jstree-last </xsl:if>' +
                     '		<xsl:choose>' +
                     '			<xsl:when test="@state = \'open\'">jstree-open </xsl:when>' +
                     '			<xsl:when test="$children or @hasChildren or @state = \'closed\'">jstree-closed </xsl:when>'
                         +
                     '			<xsl:otherwise>jstree-leaf </xsl:otherwise>' +
                     '		</xsl:choose>' +
                     '		<xsl:value-of select="@class" />' +
                     '	</xsl:attribute>' +
                     '	<xsl:for-each select="@*">' +
                     '		<xsl:if test="name() != \'parent_id\' and name() != \'hasChildren\' and name() != \'class\' and name() != \'state\'">'
                         +
                     '		<xsl:attribute name="{name()}"><xsl:value-of select="." /></xsl:attribute>' +
                     '		</xsl:if>' +
                     '	</xsl:for-each>' +
                     '	<ins class="jstree-icon"><xsl:text>&#xa0;</xsl:text></ins>' +
                     '	<xsl:for-each select="content/name">' +
                     '		<a>' +
                     '		<xsl:attribute name="href">' +
                     '			<xsl:choose>' +
                     '			<xsl:when test="@href"><xsl:value-of select="@href" /></xsl:when>' +
                     '			<xsl:otherwise>#</xsl:otherwise>' +
                     '			</xsl:choose>' +
                     '		</xsl:attribute>' +
                     '		<xsl:attribute name="class"><xsl:value-of select="@lang" /> <xsl:value-of select="@class" /></xsl:attribute>'
                         +
                     '		<xsl:attribute name="style"><xsl:value-of select="@style" /></xsl:attribute>' +
                     '		<xsl:for-each select="@*">' +
                     '			<xsl:if test="name() != \'style\' and name() != \'class\' and name() != \'href\'">' +
                     '				<xsl:attribute name="{name()}"><xsl:value-of select="." /></xsl:attribute>' +
                     '			</xsl:if>' +
                     '		</xsl:for-each>' +
                     '			<ins>' +
                     '				<xsl:attribute name="class">jstree-icon ' +
                     '					<xsl:if test="string-length(attribute::icon) > 0 and not(contains(@icon,\'/\'))"><xsl:value-of select="@icon" /></xsl:if>'
                         +
                     '				</xsl:attribute>' +
                     '				<xsl:if test="string-length(attribute::icon) > 0 and contains(@icon,\'/\')"><xsl:attribute name="style">background:url(<xsl:value-of select="@icon" />) center center no-repeat;</xsl:attribute></xsl:if>'
                         +
                     '				<xsl:text>&#xa0;</xsl:text>' +
                     '			</ins>' +
                     '			<xsl:copy-of select="./child::node()" />' +
                     '		</a>' +
                     '	</xsl:for-each>' +
                     '	<xsl:if test="$children">' +
                     '		<ul>' +
                     '		<xsl:for-each select="//item[@parent_id=$node/attribute::id]">' +
                     '			<xsl:call-template name="nodes">' +
                     '				<xsl:with-param name="node" select="." />' +
                     '				<xsl:with-param name="is_last" select="number(position() = last())" />' +
                     '			</xsl:call-template>' +
                     '		</xsl:for-each>' +
                     '		</ul>' +
                     '	</xsl:if>' +
                     '	</li>' +
                     '</xsl:template>' +
                     '</xsl:stylesheet>'
        },
            escape_xml = function(string) {
                return string
                    .toString()
                    .replace(/&/g, '&amp;')
                    .replace(/</g, '&lt;')
                    .replace(/>/g, '&gt;')
                    .replace(/"/g, '&quot;')
                    .replace(/'/g, '&apos;');
            };
        $.jstree.plugin("xml_data", {
            defaults : {
                data : false,
                ajax : false,
                xsl : "flat",
                clean_node : false,
                correct_state : true,
                get_skip_empty : false,
                get_include_preamble : true
            },
            _fn : {
                load_node : function (obj, s_call, e_call) {
                    var _this = this;
                    this.load_node_xml(obj, function () {
                        _this.__callback({ "obj" : _this._get_node(obj) });
                        s_call.call(this);
                    }, e_call);
                },
                _is_loaded : function (obj) {
                    var s = this._get_settings().xml_data;
                    obj = this._get_node(obj);
                    return obj == -1 || !obj || (!s.ajax && !$.isFunction(s.data))
                               || obj.is(".jstree-open, .jstree-leaf") || obj.children("ul").children("li").size() > 0;
                },
                load_node_xml : function (obj, s_call, e_call) {
                    var s = this.get_settings().xml_data,
                        error_func = function () {
                        },
                        success_func = function () {
                        };

                    obj = this._get_node(obj);
                    if (obj && obj !== -1) {
                        if (obj.data("jstree_is_loading")) {
                            return;
                        }
                        else {
                            obj.data("jstree_is_loading", true);
                        }
                    }
                    switch (!0) {
                        case (!s.data && !s.ajax):
                            throw "Neither data nor ajax settings supplied.";
                        case ($.isFunction(s.data)):
                            s.data.call(this, obj, $.proxy(function (d) {
                                this.parse_xml(d, $.proxy(function (d) {
                                    if (d) {
                                        d = d.replace(/ ?xmlns="[^"]*"/ig, "");
                                        if (d.length > 10) {
                                            d = $(d);
                                            if (obj === -1 || !obj) {
                                                this.get_container().children("ul").empty().append(d.children());
                                            }
                                            else {
                                                obj.children("a.jstree-loading").removeClass("jstree-loading");
                                                obj.append(d);
                                                obj.removeData("jstree_is_loading");
                                            }
                                            if (s.clean_node) {
                                                this.clean_node(obj);
                                            }
                                            if (s_call) {
                                                s_call.call(this);
                                            }
                                        }
                                        else {
                                            if (obj && obj !== -1) {
                                                obj.children("a.jstree-loading").removeClass("jstree-loading");
                                                obj.removeData("jstree_is_loading");
                                                if (s.correct_state) {
                                                    this.correct_state(obj);
                                                    if (s_call) {
                                                        s_call.call(this);
                                                    }
                                                }
                                            }
                                            else {
                                                if (s.correct_state) {
                                                    this.get_container().children("ul").empty();
                                                    if (s_call) {
                                                        s_call.call(this);
                                                    }
                                                }
                                            }
                                        }
                                    }
                                }, this));
                            }, this));
                            break;
                        case (!!s.data && !s.ajax) || (!!s.data && !!s.ajax && (!obj || obj === -1)):
                            if (!obj || obj == -1) {
                                this.parse_xml(s.data, $.proxy(function (d) {
                                    if (d) {
                                        d = d.replace(/ ?xmlns="[^"]*"/ig, "");
                                        if (d.length > 10) {
                                            d = $(d);
                                            this.get_container().children("ul").empty().append(d.children());
                                            if (s.clean_node) {
                                                this.clean_node(obj);
                                            }
                                            if (s_call) {
                                                s_call.call(this);
                                            }
                                        }
                                    }
                                    else {
                                        if (s.correct_state) {
                                            this.get_container().children("ul").empty();
                                            if (s_call) {
                                                s_call.call(this);
                                            }
                                        }
                                    }
                                }, this));
                            }
                            break;
                        case (!s.data && !!s.ajax) || (!!s.data && !!s.ajax && obj && obj !== -1):
                            error_func = function (x, t, e) {
                                var ef = this.get_settings().xml_data.ajax.error;
                                if (ef) {
                                    ef.call(this, x, t, e);
                                }
                                if (obj !== -1 && obj.length) {
                                    obj.children("a.jstree-loading").removeClass("jstree-loading");
                                    obj.removeData("jstree_is_loading");
                                    if (t === "success" && s.correct_state) {
                                        this.correct_state(obj);
                                    }
                                }
                                else {
                                    if (t === "success" && s.correct_state) {
                                        this.get_container().children("ul").empty();
                                    }
                                }
                                if (e_call) {
                                    e_call.call(this);
                                }
                            };
                            success_func = function (d, t, x) {
                                d = x.responseText;
                                var sf = this.get_settings().xml_data.ajax.success;
                                if (sf) {
                                    d = sf.call(this, d, t, x) || d;
                                }
                                if (d === "" || (d && d.toString && d.toString().replace(/^[\s\n]+$/, "") === "")) {
                                    return error_func.call(this, x, t, "");
                                }
                                this.parse_xml(d, $.proxy(function (d) {
                                    if (d) {
                                        d = d.replace(/ ?xmlns="[^"]*"/ig, "");
                                        if (d.length > 10) {
                                            d = $(d);
                                            if (obj === -1 || !obj) {
                                                this.get_container().children("ul").empty().append(d.children());
                                            }
                                            else {
                                                obj.children("a.jstree-loading").removeClass("jstree-loading");
                                                obj.append(d);
                                                obj.removeData("jstree_is_loading");
                                            }
                                            if (s.clean_node) {
                                                this.clean_node(obj);
                                            }
                                            if (s_call) {
                                                s_call.call(this);
                                            }
                                        }
                                        else {
                                            if (obj && obj !== -1) {
                                                obj.children("a.jstree-loading").removeClass("jstree-loading");
                                                obj.removeData("jstree_is_loading");
                                                if (s.correct_state) {
                                                    this.correct_state(obj);
                                                    if (s_call) {
                                                        s_call.call(this);
                                                    }
                                                }
                                            }
                                            else {
                                                if (s.correct_state) {
                                                    this.get_container().children("ul").empty();
                                                    if (s_call) {
                                                        s_call.call(this);
                                                    }
                                                }
                                            }
                                        }
                                    }
                                }, this));
                            };
                            s.ajax.context = this;
                            s.ajax.error = error_func;
                            s.ajax.success = success_func;
                            if (!s.ajax.dataType) {
                                s.ajax.dataType = "xml";
                            }
                            if ($.isFunction(s.ajax.url)) {
                                s.ajax.url = s.ajax.url.call(this, obj);
                            }
                            if ($.isFunction(s.ajax.data)) {
                                s.ajax.data = s.ajax.data.call(this, obj);
                            }
                            $.ajax(s.ajax);
                            break;
                    }
                },
                parse_xml : function (xml, callback) {
                    var s = this._get_settings().xml_data;
                    $.vakata.xslt(xml, xsl[s.xsl], callback);
                },
                get_xml : function (tp, obj, li_attr, a_attr, is_callback) {
                    var result = "",
                        s = this._get_settings(),
                        _this = this,
                        tmp1, tmp2, li, a, lang;
                    if (!tp) {
                        tp = "flat";
                    }
                    if (!is_callback) {
                        is_callback = 0;
                    }
                    obj = this._get_node(obj);
                    if (!obj || obj === -1) {
                        obj = this.get_container().find("> ul > li");
                    }
                    li_attr = $.isArray(li_attr) ? li_attr : [ "id", "class" ];
                    if (!is_callback && this.data.types && $.inArray(s.types.type_attr, li_attr) === -1) {
                        li_attr.push(s.types.type_attr);
                    }

                    a_attr = $.isArray(a_attr) ? a_attr : [ ];

                    if (!is_callback) {
                        if (s.xml_data.get_include_preamble) {
                            result += '<' + '?xml version="1.0" encoding="UTF-8"?' + '>';
                        }
                        result += "<root>";
                    }
                    obj.each(function () {
                        result += "<item";
                        li = $(this);
                        $.each(li_attr, function (i, v) {
                            var t = li.attr(v);
                            if (!s.xml_data.get_skip_empty || typeof t !== "undefined") {
                                result += " " + v + "=\"" + escape_xml((" " + (t || "")).replace(/ jstree[^ ]*/ig,
                                                                                                 '').replace(/\s+$/ig,
                                                                                                             " ").replace(/^ /,
                                                                                                                          "").replace(/ $/,
                                                                                                                                      ""))
                                    + "\"";
                            }
                        });
                        if (li.hasClass("jstree-open")) {
                            result += " state=\"open\"";
                        }
                        if (li.hasClass("jstree-closed")) {
                            result += " state=\"closed\"";
                        }
                        if (tp === "flat") {
                            result += " parent_id=\"" + escape_xml(is_callback) + "\"";
                        }
                        result += ">";
                        result += "<content>";
                        a = li.children("a");
                        a.each(function () {
                            tmp1 = $(this);
                            lang = false;
                            result += "<name";
                            if ($.inArray("languages", s.plugins) !== -1) {
                                $.each(s.languages, function (k, z) {
                                    if (tmp1.hasClass(z)) {
                                        result += " lang=\"" + escape_xml(z) + "\"";
                                        lang = z;
                                        return false;
                                    }
                                });
                            }
                            if (a_attr.length) {
                                $.each(a_attr, function (k, z) {
                                    var t = tmp1.attr(z);
                                    if (!s.xml_data.get_skip_empty || typeof t !== "undefined") {
                                        result += " " + z + "=\"" + escape_xml((" " + t || "").replace(/ jstree[^ ]*/ig,
                                                                                                       '').replace(/\s+$/ig,
                                                                                                                   " ").replace(/^ /,
                                                                                                                                "").replace(/ $/,
                                                                                                                                            ""))
                                            + "\"";
                                    }
                                });
                            }
                            if (tmp1.children("ins").get(0).className.replace(/jstree[^ ]*|$/ig, '').replace(/^\s+$/ig,
                                                                                                             "").length) {
                                result += ' icon="'
                                              + escape_xml(tmp1.children("ins").get(0).className.replace(/jstree[^ ]*|$/ig,
                                                                                                         '').replace(/\s+$/ig,
                                                                                                                     " ").replace(/^ /,
                                                                                                                                  "").replace(/ $/,
                                                                                                                                              ""))
                                    + '"';
                            }
                            if (tmp1.children("ins").get(0).style.backgroundImage.length) {
                                result += ' icon="'
                                              + escape_xml(tmp1.children("ins").get(0).style.backgroundImage.replace("url(",
                                                                                                                     "").replace(")",
                                                                                                                                 "").replace(/'/ig,
                                                                                                                                             "").replace(/"/ig,
                                                                                                                                                         ""))
                                    + '"';
                            }
                            result += ">";
                            result += "<![CDATA[" + _this.get_text(tmp1, lang) + "]]>";
                            result += "</name>";
                        });
                        result += "</content>";
                        tmp2 = li[0].id || true;
                        li = li.find("> ul > li");
                        if (li.length) {
                            tmp2 = _this.get_xml(tp, li, li_attr, a_attr, tmp2);
                        }
                        else {
                            tmp2 = "";
                        }
                        if (tp == "nest") {
                            result += tmp2;
                        }
                        result += "</item>";
                        if (tp == "flat") {
                            result += tmp2;
                        }
                    });
                    if (!is_callback) {
                        result += "</root>";
                    }
                    return result;
                }
            }
        });
    })(jQuery);
    //*/

    /*
     * jsTree search plugin
     * Enables both sync and async search on the tree
     * DOES NOT WORK WITH JSON PROGRESSIVE RENDER
     */
    (function ($) {
        $.expr[':'].jstree_contains = function(a, i, m) {
            return (a.textContent || a.innerText || "").toLowerCase().indexOf(m[3].toLowerCase()) >= 0;
        };
        $.expr[':'].jstree_title_contains = function(a, i, m) {
            return (a.getAttribute("title") || "").toLowerCase().indexOf(m[3].toLowerCase()) >= 0;
        };
        $.jstree.plugin("search", {
            __init : function () {
                this.data.search.str = "";
                this.data.search.result = $();
                if (this._get_settings().search.show_only_matches) {
                    this.get_container()
                        .bind("search.jstree", function (e, data) {
                                  $(this).children("ul").find("li").hide().removeClass("jstree-last");
                                  data.rslt.nodes.parentsUntil(".jstree").andSelf().show()
                                      .filter("ul").each(function () {
                                                             $(this).children("li:visible").eq(-1).addClass("jstree-last");
                                                         });
                              })
                        .bind("clear_search.jstree", function () {
                                  $(this).children("ul").find("li").css("display", "").end().end().jstree("clean_node",
                                                                                                          -1);
                              });
                }
            },
            defaults : {
                ajax : false,
                search_method : "jstree_contains", // for case insensitive - jstree_contains
                show_only_matches : false
            },
            _fn : {
                search : function (str, skip_async) {
                    if ($.trim(str) === "") {
                        this.clear_search();
                        return;
                    }
                    var s = this.get_settings().search,
                        t = this,
                        error_func = function () {
                        },
                        success_func = function () {
                        };
                    this.data.search.str = str;

                    if (!skip_async && s.ajax !== false
                        && this.get_container_ul().find("li.jstree-closed:not(:has(ul)):eq(0)").length > 0) {
                        this.search.supress_callback = true;
                        error_func = function () {
                        };
                        success_func = function (d, t, x) {
                            var sf = this.get_settings().search.ajax.success;
                            if (sf) {
                                d = sf.call(this, d, t, x) || d;
                            }
                            this.data.search.to_open = d;
                            this._search_open();
                        };
                        s.ajax.context = this;
                        s.ajax.error = error_func;
                        s.ajax.success = success_func;
                        if ($.isFunction(s.ajax.url)) {
                            s.ajax.url = s.ajax.url.call(this, str);
                        }
                        if ($.isFunction(s.ajax.data)) {
                            s.ajax.data = s.ajax.data.call(this, str);
                        }
                        if (!s.ajax.data) {
                            s.ajax.data = { "search_string" : str };
                        }
                        if (!s.ajax.dataType || /^json/.exec(s.ajax.dataType)) {
                            s.ajax.dataType = "json";
                        }
                        $.ajax(s.ajax);
                        return;
                    }
                    if (this.data.search.result.length) {
                        this.clear_search();
                    }
                    this.data.search.result = this.get_container().find("a" + (this.data.languages ? "."
                        + this.get_lang() : "" ) + ":" + (s.search_method) + "(" + this.data.search.str + ")");
                    this.data.search.result.addClass("jstree-search").parent().parents(".jstree-closed").each(function () {
                        t.open_node(this, false, true);
                    });
                    this.__callback({ nodes : this.data.search.result, str : str });
                },
                clear_search : function (str) {
                    this.data.search.result.removeClass("jstree-search");
                    this.__callback(this.data.search.result);
                    this.data.search.result = $();
                },
                _search_open : function (is_callback) {
                    var _this = this,
                        done = true,
                        current = [],
                        remaining = [];
                    if (this.data.search.to_open.length) {
                        $.each(this.data.search.to_open, function (i, val) {
                            if (val == "#") {
                                return true;
                            }
                            if ($(val).length && $(val).is(".jstree-closed")) {
                                current.push(val);
                            }
                            else {
                                remaining.push(val);
                            }
                        });
                        if (current.length) {
                            this.data.search.to_open = remaining;
                            $.each(current, function (i, val) {
                                _this.open_node(val, function () {
                                    _this._search_open(true);
                                });
                            });
                            done = false;
                        }
                    }
                    if (done) {
                        this.search(this.data.search.str, true);
                    }
                }
            }
        });
    })(jQuery);
    //*/

    /* 
     * jsTree contextmenu plugin
     */
    (function ($) {
        $.vakata.context = {
            hide_on_mouseleave : false,

            cnt        : $("<div id='vakata-contextmenu' />"),
            vis        : false,
            tgt        : false,
            par        : false,
            func    : false,
            data    : false,
            rtl        : false,
            show    : function (s, t, x, y, d, p, rtl) {
                $.vakata.context.rtl = !!rtl;
                var html = $.vakata.context.parse(s), h, w;
                if (!html) {
                    return;
                }
                $.vakata.context.vis = true;
                $.vakata.context.tgt = t;
                $.vakata.context.par = p || t || null;
                $.vakata.context.data = d || null;
                $.vakata.context.cnt
                    .html(html)
                    .css({ "visibility" : "hidden", "display" : "block", "left" : 0, "top" : 0 });

                if ($.vakata.context.hide_on_mouseleave) {
                    $.vakata.context.cnt
                        .one("mouseleave", function(e) {
                        $.vakata.context.hide();
                    });
                }

                h = $.vakata.context.cnt.height();
                w = $.vakata.context.cnt.width();
                if (x + w > $(document).width()) {
                    x = $(document).width() - (w + 5);
                    $.vakata.context.cnt.find("li > ul").addClass("right");
                }
                if (y + h > $(document).height()) {
                    y = y - (h + t[0].offsetHeight);
                    $.vakata.context.cnt.find("li > ul").addClass("bottom");
                }

                $.vakata.context.cnt
                    .css({ "left" : x, "top" : y })
                    .find("li:has(ul)")
                    .bind("mouseenter", function (e) {
                              var w = $(document).width(),
                                  h = $(document).height(),
                                  ul = $(this).children("ul").show();
                              if (w !== $(document).width()) {
                                  ul.toggleClass("right");
                              }
                              if (h !== $(document).height()) {
                                  ul.toggleClass("bottom");
                              }
                          })
                    .bind("mouseleave", function (e) {
                              $(this).children("ul").hide();
                          })
                    .end()
                    .css({ "visibility" : "visible" })
                    .show();
                $(document).triggerHandler("context_show.vakata");
            },
            hide    : function () {
                $.vakata.context.vis = false;
                $.vakata.context.cnt.attr("class", "").css({ "visibility" : "hidden" });
                $(document).triggerHandler("context_hide.vakata");
            },
            parse    : function (s, is_callback) {
                if (!s) {
                    return false;
                }
                var str = "",
                    tmp = false,
                    was_sep = true;
                if (!is_callback) {
                    $.vakata.context.func = {};
                }
                str += "<ul>";
                $.each(s, function (i, val) {
                    if (!val) {
                        return true;
                    }
                    $.vakata.context.func[i] = val.action;
                    if (!was_sep && val.separator_before) {
                        str += "<li class='vakata-separator vakata-separator-before'></li>";
                    }
                    was_sep = false;
                    str += "<li class='" + (val._class || "") + (val._disabled ? " jstree-contextmenu-disabled " : "")
                        + "'><ins ";
                    if (val.icon && val.icon.indexOf("/") === -1) {
                        str += " class='" + val.icon + "' ";
                    }
                    if (val.icon && val.icon.indexOf("/") !== -1) {
                        str += " style='background:url(" + val.icon + ") center center no-repeat;' ";
                    }
                    str += ">&#160;</ins><a href='#' rel='" + i + "'>";
                    if (val.submenu) {
                        str += "<span style='float:" + ($.vakata.context.rtl ? "left" : "right") + ";'>&raquo;</span>";
                    }
                    str += val.label + "</a>";
                    if (val.submenu) {
                        tmp = $.vakata.context.parse(val.submenu, true);
                        if (tmp) {
                            str += tmp;
                        }
                    }
                    str += "</li>";
                    if (val.separator_after) {
                        str += "<li class='vakata-separator vakata-separator-after'></li>";
                        was_sep = true;
                    }
                });
                str = str.replace(/<li class\='vakata-separator vakata-separator-after'\><\/li\>$/, "");
                str += "</ul>";
                $(document).triggerHandler("context_parse.vakata");
                return str.length > 10 ? str : false;
            },
            exec    : function (i) {
                if ($.isFunction($.vakata.context.func[i])) {
                    // if is string - eval and call it!
                    $.vakata.context.func[i].call($.vakata.context.data, $.vakata.context.par);
                    return true;
                }
                else {
                    return false;
                }
            }
        };
        $(function () {
            var css_string = '' +
                             '#vakata-contextmenu { display:block; visibility:hidden; left:0; top:-200px; position:absolute; margin:0; padding:0; min-width:180px; background:#ebebeb; border:1px solid silver; z-index:10000; *width:180px; } '
                                 +
                             '#vakata-contextmenu ul { min-width:180px; *width:180px; } ' +
                             '#vakata-contextmenu ul, #vakata-contextmenu li { margin:0; padding:0; list-style-type:none; display:block; } '
                                 +
                             '#vakata-contextmenu li { line-height:20px; min-height:20px; position:relative; padding:0px; } '
                                 +
                             '#vakata-contextmenu li a { padding:1px 6px; line-height:17px; display:block; text-decoration:none; margin:1px 1px 0 1px; } '
                                 +
                             '#vakata-contextmenu li ins { float:left; width:16px; height:16px; text-decoration:none; margin-right:2px; } '
                                 +
                             '#vakata-contextmenu li a:hover, #vakata-contextmenu li.vakata-hover > a { background:gray; color:white; } '
                                 +
                             '#vakata-contextmenu li ul { display:none; position:absolute; top:-2px; left:100%; background:#ebebeb; border:1px solid gray; } '
                                 +
                             '#vakata-contextmenu .right { right:100%; left:auto; } ' +
                             '#vakata-contextmenu .bottom { bottom:-1px; top:auto; } ' +
                             '#vakata-contextmenu li.vakata-separator { min-height:0; height:1px; line-height:1px; font-size:1px; overflow:hidden; margin:0 2px; background:silver; /* border-top:1px solid #fefefe; */ padding:0; } ';
            $.vakata.css.add_sheet({ str : css_string, title : "vakata" });
            $.vakata.context.cnt
                .delegate("a", "click", function (e) {
                e.preventDefault();
            })
                .delegate("a", "mouseup", function (e) {
                              if (!$(this).parent().hasClass("jstree-contextmenu-disabled")
                                  && $.vakata.context.exec($(this).attr("rel"))) {
                                  $.vakata.context.hide();
                              }
                              else {
                                  $(this).blur();
                              }
                          })
                .delegate("a", "mouseover", function () {
                              $.vakata.context.cnt.find(".vakata-hover").removeClass("vakata-hover");
                          })
                .appendTo("body");
            $(document).bind("mousedown", function (e) {
                if ($.vakata.context.vis && !$.contains($.vakata.context.cnt[0], e.target)) {
                    $.vakata.context.hide();
                }
            });
            if (typeof $.hotkeys !== "undefined") {
                $(document)
                    .bind("keydown", "up", function (e) {
                              if ($.vakata.context.vis) {
                                  var o = $.vakata.context.cnt.find("ul:visible").last().children(".vakata-hover").removeClass("vakata-hover").prevAll("li:not(.vakata-separator)").first();
                                  if (!o.length) {
                                      o = $.vakata.context.cnt.find("ul:visible").last().children("li:not(.vakata-separator)").last();
                                  }
                                  o.addClass("vakata-hover");
                                  e.stopImmediatePropagation();
                                  e.preventDefault();
                              }
                          })
                    .bind("keydown", "down", function (e) {
                              if ($.vakata.context.vis) {
                                  var o = $.vakata.context.cnt.find("ul:visible").last().children(".vakata-hover").removeClass("vakata-hover").nextAll("li:not(.vakata-separator)").first();
                                  if (!o.length) {
                                      o = $.vakata.context.cnt.find("ul:visible").last().children("li:not(.vakata-separator)").first();
                                  }
                                  o.addClass("vakata-hover");
                                  e.stopImmediatePropagation();
                                  e.preventDefault();
                              }
                          })
                    .bind("keydown", "right", function (e) {
                              if ($.vakata.context.vis) {
                                  $.vakata.context.cnt.find(".vakata-hover").children("ul").show().children("li:not(.vakata-separator)").removeClass("vakata-hover").first().addClass("vakata-hover");
                                  e.stopImmediatePropagation();
                                  e.preventDefault();
                              }
                          })
                    .bind("keydown", "left", function (e) {
                              if ($.vakata.context.vis) {
                                  $.vakata.context.cnt.find(".vakata-hover").children("ul").hide().children(".vakata-separator").removeClass("vakata-hover");
                                  e.stopImmediatePropagation();
                                  e.preventDefault();
                              }
                          })
                    .bind("keydown", "esc", function (e) {
                              $.vakata.context.hide();
                              e.preventDefault();
                          })
                    .bind("keydown", "space", function (e) {
                              $.vakata.context.cnt.find(".vakata-hover").last().children("a").click();
                              e.preventDefault();
                          });
            }
        });

        $.jstree.plugin("contextmenu", {
            __init : function () {
                this.get_container()
                    .delegate("a", "contextmenu.jstree", $.proxy(function (e) {
                    e.preventDefault();
                    if (!$(e.currentTarget).hasClass("jstree-loading")) {
                        this.show_contextmenu(e.currentTarget, e.pageX, e.pageY);
                    }
                }, this))
                    .delegate("a", "click.jstree", $.proxy(function (e) {
                    if (this.data.contextmenu) {
                        $.vakata.context.hide();
                    }
                }, this))
                    .bind("destroy.jstree", $.proxy(function () {
                    // TODO: move this to descruct method
                    if (this.data.contextmenu) {
                        $.vakata.context.hide();
                    }
                }, this));
                $(document).bind("context_hide.vakata", $.proxy(function () {
                    this.data.contextmenu = false;
                }, this));
            },
            defaults : {
                select_node : false, // requires UI plugin
                show_at_node : true,
                items : { // Could be a function that should return an object like this one
                    "create" : {
                        "separator_before"    : false,
                        "separator_after"    : true,
                        "label"                : "Create",
                        "action"            : function (obj) {
                            this.create(obj);
                        }
                    },
                    "rename" : {
                        "separator_before"    : false,
                        "separator_after"    : false,
                        "label"                : "Rename",
                        "action"            : function (obj) {
                            this.rename(obj);
                        }
                    },
                    "remove" : {
                        "separator_before"    : false,
                        "icon"                : false,
                        "separator_after"    : false,
                        "label"                : "Delete",
                        "action"            : function (obj) {
                            if (this.is_selected(obj)) {
                                this.remove();
                            } else {
                                this.remove(obj);
                            }
                        }
                    },
                    "ccp" : {
                        "separator_before"    : true,
                        "icon"                : false,
                        "separator_after"    : false,
                        "label"                : "Edit",
                        "action"            : false,
                        "submenu" : {
                            "cut" : {
                                "separator_before"    : false,
                                "separator_after"    : false,
                                "label"                : "Cut",
                                "action"            : function (obj) {
                                    this.cut(obj);
                                }
                            },
                            "copy" : {
                                "separator_before"    : false,
                                "icon"                : false,
                                "separator_after"    : false,
                                "label"                : "Copy",
                                "action"            : function (obj) {
                                    this.copy(obj);
                                }
                            },
                            "paste" : {
                                "separator_before"    : false,
                                "icon"                : false,
                                "separator_after"    : false,
                                "label"                : "Paste",
                                "action"            : function (obj) {
                                    this.paste(obj);
                                }
                            }
                        }
                    }
                }
            },
            _fn : {
                show_contextmenu : function (obj, x, y) {
                    obj = this._get_node(obj);
                    var s = this.get_settings().contextmenu,
                        a = obj.children("a:visible:eq(0)"),
                        o = false,
                        i = false;
                    if (s.select_node && this.data.ui && !this.is_selected(obj)) {
                        this.deselect_all();
                        this.select_node(obj, true);
                    }
                    if (s.show_at_node || typeof x === "undefined" || typeof y === "undefined") {
                        o = a.offset();
                        x = o.left;
                        y = o.top + this.data.core.li_height;
                    }
                    i = obj.data("jstree") && obj.data("jstree").contextmenu ? obj.data("jstree").contextmenu : s.items;
                    if ($.isFunction(i)) {
                        i = i.call(this, obj);
                    }
                    this.data.contextmenu = true;
                    $.vakata.context.show(i, a, x, y, this, obj, this._get_settings().core.rtl);
                    if (this.data.themes) {
                        $.vakata.context.cnt.attr("class", "jstree-" + this.data.themes.theme + "-context");
                    }
                }
            }
        });
    })(jQuery);
    //*/

    /* 
     * jsTree types plugin
     * Adds support types of nodes
     * You can set an attribute on each li node, that represents its type.
     * According to the type setting the node may get custom icon/validation rules
     */
    (function ($) {
        $.jstree.plugin("types", {
            __init : function () {
                var s = this._get_settings().types;
                this.data.types.attach_to = [];
                this.get_container()
                    .bind("init.jstree", $.proxy(function () {
                    var types = s.types,
                        attr = s.type_attr,
                        icons_css = "",
                        _this = this;

                    $.each(types, function (i, tp) {
                        $.each(tp, function (k, v) {
                            if (!/^(max_depth|max_children|icon|valid_children)$/.test(k)) {
                                _this.data.types.attach_to.push(k);
                            }
                        });
                        if (!tp.icon) {
                            return true;
                        }
                        if (tp.icon.image || tp.icon.position) {
                            if (i == "default") {
                                icons_css += '.jstree-' + _this.get_index() + ' a > .jstree-icon { ';
                            }
                            else {
                                icons_css += '.jstree-' + _this.get_index() + ' li[' + attr + '="' + i
                                    + '"] > a > .jstree-icon { ';
                            }
                            if (tp.icon.image) {
                                icons_css += ' background-image:url(' + tp.icon.image + '); ';
                            }
                            if (tp.icon.position) {
                                icons_css += ' background-position:' + tp.icon.position + '; ';
                            }
                            else {
                                icons_css += ' background-position:0 0; ';
                            }
                            icons_css += '} ';
                        }
                    });
                    if (icons_css !== "") {
                        $.vakata.css.add_sheet({ 'str' : icons_css, title : "jstree-types" });
                    }
                }, this))
                    .bind("before.jstree", $.proxy(function (e, data) {
                    var s, t,
                        o = this._get_settings().types.use_data ? this._get_node(data.args[0]) : false,
                        d = o && o !== -1 && o.length ? o.data("jstree") : false;
                    if (d && d.types && d.types[data.func] === false) {
                        e.stopImmediatePropagation();
                        return false;
                    }
                    if ($.inArray(data.func, this.data.types.attach_to) !== -1) {
                        if (!data.args[0] || (!data.args[0].tagName && !data.args[0].jquery)) {
                            return;
                        }
                        s = this._get_settings().types.types;
                        t = this._get_type(data.args[0]);
                        if (
                            (
                                (s[t] && typeof s[t][data.func] !== "undefined") ||
                                (s["default"] && typeof s["default"][data.func] !== "undefined")
                                ) && this._check(data.func, data.args[0]) === false
                            ) {
                            e.stopImmediatePropagation();
                            return false;
                        }
                    }
                }, this));
                if (is_ie6) {
                    this.get_container()
                        .bind("load_node.jstree set_type.jstree", $.proxy(function (e, data) {
                        var r = data && data.rslt && data.rslt.obj && data.rslt.obj
                            !== -1 ? this._get_node(data.rslt.obj).parent() : this.get_container_ul(),
                            c = false,
                            s = this._get_settings().types;
                        $.each(s.types, function (i, tp) {
                            if (tp.icon && (tp.icon.image || tp.icon.position)) {
                                c = i === "default" ? r.find("li > a > .jstree-icon") : r.find("li[" + s.type_attr
                                                                                                   + "='" + i
                                                                                                   + "'] > a > .jstree-icon");
                                if (tp.icon.image) {
                                    c.css("backgroundImage", "url(" + tp.icon.image + ")");
                                }
                                c.css("backgroundPosition", tp.icon.position || "0 0");
                            }
                        });
                    }, this));
                }
            },
            defaults : {
                // defines maximum number of root nodes (-1 means unlimited, -2 means disable max_children checking)
                max_children        : -1,
                // defines the maximum depth of the tree (-1 means unlimited, -2 means disable max_depth checking)
                max_depth            : -1,
                // defines valid node types for the root nodes
                valid_children        : "all",

                // whether to use $.data
                use_data : false,
                // where is the type stores (the rel attribute of the LI element)
                type_attr : "rel",
                // a list of types
                types : {
                    // the default type
                    "default" : {
                        "max_children"    : -1,
                        "max_depth"        : -1,
                        "valid_children": "all"

                        // Bound functions - you can bind any other function here (using boolean or function)
                        //"select_node"	: true
                    }
                }
            },
            _fn : {
                _types_notify : function (n, data) {
                    if (data.type && this._get_settings().types.use_data) {
                        this.set_type(data.type, n);
                    }
                },
                _get_type : function (obj) {
                    obj = this._get_node(obj);
                    return (!obj || !obj.length) ? false : obj.attr(this._get_settings().types.type_attr) || "default";
                },
                set_type : function (str, obj) {
                    obj = this._get_node(obj);
                    var ret = (!obj.length || !str) ? false : obj.attr(this._get_settings().types.type_attr, str);
                    if (ret) {
                        this.__callback({ obj : obj, type : str});
                    }
                    return ret;
                },
                _check : function (rule, obj, opts) {
                    obj = this._get_node(obj);
                    var v = false, t = this._get_type(obj), d = 0, _this = this, s = this._get_settings().types, data = false;
                    if (obj === -1) {
                        if (!!s[rule]) {
                            v = s[rule];
                        }
                        else {
                            return;
                        }
                    }
                    else {
                        if (t === false) {
                            return;
                        }
                        data = s.use_data ? obj.data("jstree") : false;
                        if (data && data.types && typeof data.types[rule] !== "undefined") {
                            v = data.types[rule];
                        }
                        else if (!!s.types[t] && typeof s.types[t][rule] !== "undefined") {
                            v = s.types[t][rule];
                        }
                        else if (!!s.types["default"] && typeof s.types["default"][rule] !== "undefined") {
                            v = s.types["default"][rule];
                        }
                    }
                    if ($.isFunction(v)) {
                        v = v.call(this, obj);
                    }
                    if (rule === "max_depth" && obj !== -1 && opts !== false && s.max_depth !== -2 && v !== 0) {
                        // also include the node itself - otherwise if root node it is not checked
                        obj.children("a:eq(0)").parentsUntil(".jstree", "li").each(function (i) {
                            // check if current depth already exceeds global tree depth
                            if (s.max_depth !== -1 && s.max_depth - (i + 1) <= 0) {
                                v = 0;
                                return false;
                            }
                            d = (i === 0) ? v : _this._check(rule, this, false);
                            // check if current node max depth is already matched or exceeded
                            if (d !== -1 && d - (i + 1) <= 0) {
                                v = 0;
                                return false;
                            }
                            // otherwise - set the max depth to the current value minus current depth
                            if (d >= 0 && (d - (i + 1) < v || v < 0)) {
                                v = d - (i + 1);
                            }
                            // if the global tree depth exists and it minus the nodes calculated so far is less than `v` or `v` is unlimited
                            if (s.max_depth >= 0 && (s.max_depth - (i + 1) < v || v < 0)) {
                                v = s.max_depth - (i + 1);
                            }
                        });
                    }
                    return v;
                },
                check_move : function () {
                    if (!this.__call_old()) {
                        return false;
                    }
                    var m = this._get_move(),
                        s = m.rt._get_settings().types,
                        mc = m.rt._check("max_children", m.cr),
                        md = m.rt._check("max_depth", m.cr),
                        vc = m.rt._check("valid_children", m.cr),
                        ch = 0, d = 1, t;

                    if (vc === "none") {
                        return false;
                    }
                    if ($.isArray(vc) && m.ot && m.ot._get_type) {
                        m.o.each(function () {
                            if ($.inArray(m.ot._get_type(this), vc) === -1) {
                                d = false;
                                return false;
                            }
                        });
                        if (d === false) {
                            return false;
                        }
                    }
                    if (s.max_children !== -2 && mc !== -1) {
                        ch = m.cr
                            === -1 ? this.get_container().find("> ul > li").not(m.o).length : m.cr.find("> ul > li").not(m.o).length;
                        if (ch + m.o.length > mc) {
                            return false;
                        }
                    }
                    if (s.max_depth !== -2 && md !== -1) {
                        d = 0;
                        if (md === 0) {
                            return false;
                        }
                        if (typeof m.o.d === "undefined") {
                            // TODO: deal with progressive rendering and async when checking max_depth (how to know the depth of the moved node)
                            t = m.o;
                            while (t.length > 0) {
                                t = t.find("> ul > li");
                                d ++;
                            }
                            m.o.d = d;
                        }
                        if (md - m.o.d < 0) {
                            return false;
                        }
                    }
                    return true;
                },
                create_node : function (obj, position, js, callback, is_loaded, skip_check) {
                    if (!skip_check && (is_loaded || this._is_loaded(obj))) {
                        var p = (typeof position == "string" && position.match(/^before|after$/i) && obj
                            !== -1) ? this._get_parent(obj) : this._get_node(obj),
                            s = this._get_settings().types,
                            mc = this._check("max_children", p),
                            md = this._check("max_depth", p),
                            vc = this._check("valid_children", p),
                            ch;
                        if (typeof js === "string") {
                            js = { data : js };
                        }
                        if (!js) {
                            js = {};
                        }
                        if (vc === "none") {
                            return false;
                        }
                        if ($.isArray(vc)) {
                            if (!js.attr || !js.attr[s.type_attr]) {
                                if (!js.attr) {
                                    js.attr = {};
                                }
                                js.attr[s.type_attr] = vc[0];
                            }
                            else {
                                if ($.inArray(js.attr[s.type_attr], vc) === -1) {
                                    return false;
                                }
                            }
                        }
                        if (s.max_children !== -2 && mc !== -1) {
                            ch = p === -1 ? this.get_container().find("> ul > li").length : p.find("> ul > li").length;
                            if (ch + 1 > mc) {
                                return false;
                            }
                        }
                        if (s.max_depth !== -2 && md !== -1 && (md - 1) < 0) {
                            return false;
                        }
                    }
                    return this.__call_old(true, obj, position, js, callback, is_loaded, skip_check);
                }
            }
        });
    })(jQuery);
    //*/

    /* 
     * jsTree HTML plugin
     * The HTML data store. Datastores are build by replacing the `load_node` and `_is_loaded` functions.
     */
    (function ($) {
        $.jstree.plugin("html_data", {
            __init : function () {
                // this used to use html() and clean the whitespace, but this way any attached data was lost
                this.data.html_data.original_container_html = this.get_container().find(" > ul > li").clone(true);
                // remove white space from LI node - otherwise nodes appear a bit to the right
                this.data.html_data.original_container_html.find("li").andSelf().contents().filter(
                    function() {
                        return this.nodeType == 3;
                    }).remove();
            },
            defaults : {
                data : false,
                ajax : false,
                correct_state : true
            },
            _fn : {
                load_node : function (obj, s_call, e_call) {
                    var _this = this;
                    this.load_node_html(obj, function () {
                        _this.__callback({ "obj" : _this._get_node(obj) });
                        s_call.call(this);
                    }, e_call);
                },
                _is_loaded : function (obj) {
                    obj = this._get_node(obj);
                    return obj == -1 || !obj || (!this._get_settings().html_data.ajax
                        && !$.isFunction(this._get_settings().html_data.data)) || obj.is(".jstree-open, .jstree-leaf")
                        || obj.children("ul").children("li").size() > 0;
                },
                load_node_html : function (obj, s_call, e_call) {
                    var d,
                        s = this.get_settings().html_data,
                        error_func = function () {
                        },
                        success_func = function () {
                        };
                    obj = this._get_node(obj);
                    if (obj && obj !== -1) {
                        if (obj.data("jstree_is_loading")) {
                            return;
                        }
                        else {
                            obj.data("jstree_is_loading", true);
                        }
                    }
                    switch (!0) {
                        case ($.isFunction(s.data)):
                            s.data.call(this, obj, $.proxy(function (d) {
                                if (d && d !== "" && d.toString && d.toString().replace(/^[\s\n]+$/, "") !== "") {
                                    d = $(d);
                                    if (!d.is("ul")) {
                                        d = $("<ul />").append(d);
                                    }
                                    if (obj == -1 || !obj) {
                                        this.get_container().children("ul").empty().append(d.children()).find("li, a").filter(
                                            function () {
                                                return !this.firstChild || !this.firstChild.tagName
                                                    || this.firstChild.tagName !== "INS";
                                            }).prepend("<ins class='jstree-icon'>&#160;</ins>").end().filter("a").children("ins:first-child").not(".jstree-icon").addClass("jstree-icon");
                                    }
                                    else {
                                        obj.children("a.jstree-loading").removeClass("jstree-loading");
                                        obj.append(d).children("ul").find("li, a").filter(
                                            function () {
                                                return !this.firstChild || !this.firstChild.tagName
                                                    || this.firstChild.tagName !== "INS";
                                            }).prepend("<ins class='jstree-icon'>&#160;</ins>").end().filter("a").children("ins:first-child").not(".jstree-icon").addClass("jstree-icon");
                                        obj.removeData("jstree_is_loading");
                                    }
                                    this.clean_node(obj);
                                    if (s_call) {
                                        s_call.call(this);
                                    }
                                }
                                else {
                                    if (obj && obj !== -1) {
                                        obj.children("a.jstree-loading").removeClass("jstree-loading");
                                        obj.removeData("jstree_is_loading");
                                        if (s.correct_state) {
                                            this.correct_state(obj);
                                            if (s_call) {
                                                s_call.call(this);
                                            }
                                        }
                                    }
                                    else {
                                        if (s.correct_state) {
                                            this.get_container().children("ul").empty();
                                            if (s_call) {
                                                s_call.call(this);
                                            }
                                        }
                                    }
                                }
                            }, this));
                            break;
                        case (!s.data && !s.ajax):
                            if (!obj || obj == -1) {
                                this.get_container()
                                    .children("ul").empty()
                                    .append(this.data.html_data.original_container_html)
                                    .find("li, a").filter(
                                    function () {
                                        return !this.firstChild || !this.firstChild.tagName || this.firstChild.tagName
                                            !== "INS";
                                    }).prepend("<ins class='jstree-icon'>&#160;</ins>").end()
                                    .filter("a").children("ins:first-child").not(".jstree-icon").addClass("jstree-icon");
                                this.clean_node();
                            }
                            if (s_call) {
                                s_call.call(this);
                            }
                            break;
                        case (!!s.data && !s.ajax) || (!!s.data && !!s.ajax && (!obj || obj === -1)):
                            if (!obj || obj == -1) {
                                d = $(s.data);
                                if (!d.is("ul")) {
                                    d = $("<ul />").append(d);
                                }
                                this.get_container()
                                    .children("ul").empty().append(d.children())
                                    .find("li, a").filter(
                                    function () {
                                        return !this.firstChild || !this.firstChild.tagName || this.firstChild.tagName
                                            !== "INS";
                                    }).prepend("<ins class='jstree-icon'>&#160;</ins>").end()
                                    .filter("a").children("ins:first-child").not(".jstree-icon").addClass("jstree-icon");
                                this.clean_node();
                            }
                            if (s_call) {
                                s_call.call(this);
                            }
                            break;
                        case (!s.data && !!s.ajax) || (!!s.data && !!s.ajax && obj && obj !== -1):
                            obj = this._get_node(obj);
                            error_func = function (x, t, e) {
                                var ef = this.get_settings().html_data.ajax.error;
                                if (ef) {
                                    ef.call(this, x, t, e);
                                }
                                if (obj != -1 && obj.length) {
                                    obj.children("a.jstree-loading").removeClass("jstree-loading");
                                    obj.removeData("jstree_is_loading");
                                    if (t === "success" && s.correct_state) {
                                        this.correct_state(obj);
                                    }
                                }
                                else {
                                    if (t === "success" && s.correct_state) {
                                        this.get_container().children("ul").empty();
                                    }
                                }
                                if (e_call) {
                                    e_call.call(this);
                                }
                            };
                            success_func = function (d, t, x) {
                                var sf = this.get_settings().html_data.ajax.success;
                                if (sf) {
                                    d = sf.call(this, d, t, x) || d;
                                }
                                if (d === "" || (d && d.toString && d.toString().replace(/^[\s\n]+$/, "") === "")) {
                                    return error_func.call(this, x, t, "");
                                }
                                if (d) {
                                    d = $(d);
                                    if (!d.is("ul")) {
                                        d = $("<ul />").append(d);
                                    }
                                    if (obj == -1 || !obj) {
                                        this.get_container().children("ul").empty().append(d.children()).find("li, a").filter(
                                            function () {
                                                return !this.firstChild || !this.firstChild.tagName
                                                    || this.firstChild.tagName !== "INS";
                                            }).prepend("<ins class='jstree-icon'>&#160;</ins>").end().filter("a").children("ins:first-child").not(".jstree-icon").addClass("jstree-icon");
                                    }
                                    else {
                                        obj.children("a.jstree-loading").removeClass("jstree-loading");
                                        obj.append(d).children("ul").find("li, a").filter(
                                            function () {
                                                return !this.firstChild || !this.firstChild.tagName
                                                    || this.firstChild.tagName !== "INS";
                                            }).prepend("<ins class='jstree-icon'>&#160;</ins>").end().filter("a").children("ins:first-child").not(".jstree-icon").addClass("jstree-icon");
                                        obj.removeData("jstree_is_loading");
                                    }
                                    this.clean_node(obj);
                                    if (s_call) {
                                        s_call.call(this);
                                    }
                                }
                                else {
                                    if (obj && obj !== -1) {
                                        obj.children("a.jstree-loading").removeClass("jstree-loading");
                                        obj.removeData("jstree_is_loading");
                                        if (s.correct_state) {
                                            this.correct_state(obj);
                                            if (s_call) {
                                                s_call.call(this);
                                            }
                                        }
                                    }
                                    else {
                                        if (s.correct_state) {
                                            this.get_container().children("ul").empty();
                                            if (s_call) {
                                                s_call.call(this);
                                            }
                                        }
                                    }
                                }
                            };
                            s.ajax.context = this;
                            s.ajax.error = error_func;
                            s.ajax.success = success_func;
                            if (!s.ajax.dataType) {
                                s.ajax.dataType = "html";
                            }
                            if ($.isFunction(s.ajax.url)) {
                                s.ajax.url = s.ajax.url.call(this, obj);
                            }
                            if ($.isFunction(s.ajax.data)) {
                                s.ajax.data = s.ajax.data.call(this, obj);
                            }
                            $.ajax(s.ajax);
                            break;
                    }
                }
            }
        });
        // include the HTML data plugin by default
        $.jstree.defaults.plugins.push("html_data");
    })(jQuery);
    //*/

    /* 
     * jsTree themeroller plugin
     * Adds support for jQuery UI themes. Include this at the end of your plugins list, also make sure "themes" is not included.
     */
    (function ($) {
        $.jstree.plugin("themeroller", {
            __init : function () {
                var s = this._get_settings().themeroller;
                this.get_container()
                    .addClass("ui-widget-content")
                    .addClass("jstree-themeroller")
                    .delegate("a", "mouseenter.jstree", function (e) {
                                  if (!$(e.currentTarget).hasClass("jstree-loading")) {
                                      $(this).addClass(s.item_h);
                                  }
                              })
                    .delegate("a", "mouseleave.jstree", function () {
                                  $(this).removeClass(s.item_h);
                              })
                    .bind("init.jstree", $.proxy(function (e, data) {
                    data.inst.get_container().find("> ul > li > .jstree-loading > ins").addClass("ui-icon-refresh");
                    this._themeroller(data.inst.get_container().find("> ul > li"));
                }, this))
                    .bind("open_node.jstree create_node.jstree", $.proxy(function (e, data) {
                    this._themeroller(data.rslt.obj);
                }, this))
                    .bind("loaded.jstree refresh.jstree", $.proxy(function (e) {
                    this._themeroller();
                }, this))
                    .bind("close_node.jstree", $.proxy(function (e, data) {
                    this._themeroller(data.rslt.obj);
                }, this))
                    .bind("delete_node.jstree", $.proxy(function (e, data) {
                    this._themeroller(data.rslt.parent);
                }, this))
                    .bind("correct_state.jstree", $.proxy(function (e, data) {
                    data.rslt.obj
                        .children("ins.jstree-icon").removeClass(s.opened + " " + s.closed + " ui-icon").end()
                        .find("> a > ins.ui-icon")
                        .filter(
                        function() {
                            return this.className.toString()
                                       .replace(s.item_clsd, "").replace(s.item_open, "").replace(s.item_leaf, "")
                                       .indexOf("ui-icon-") === -1;
                        }).removeClass(s.item_open + " " + s.item_clsd).addClass(s.item_leaf || "jstree-no-icon");
                }, this))
                    .bind("select_node.jstree", $.proxy(function (e, data) {
                    data.rslt.obj.children("a").addClass(s.item_a);
                }, this))
                    .bind("deselect_node.jstree deselect_all.jstree", $.proxy(function (e, data) {
                    this.get_container()
                        .find("a." + s.item_a).removeClass(s.item_a).end()
                        .find("a.jstree-clicked").addClass(s.item_a);
                }, this))
                    .bind("dehover_node.jstree", $.proxy(function (e, data) {
                    data.rslt.obj.children("a").removeClass(s.item_h);
                }, this))
                    .bind("hover_node.jstree", $.proxy(function (e, data) {
                    this.get_container()
                        .find("a." + s.item_h).not(data.rslt.obj).removeClass(s.item_h);
                    data.rslt.obj.children("a").addClass(s.item_h);
                }, this))
                    .bind("move_node.jstree", $.proxy(function (e, data) {
                    this._themeroller(data.rslt.o);
                    this._themeroller(data.rslt.op);
                }, this));
            },
            __destroy : function () {
                var s = this._get_settings().themeroller,
                    c = [ "ui-icon" ];
                $.each(s, function (i, v) {
                    v = v.split(" ");
                    if (v.length) {
                        c = c.concat(v);
                    }
                });
                this.get_container()
                    .removeClass("ui-widget-content")
                    .find("." + c.join(", .")).removeClass(c.join(" "));
            },
            _fn : {
                _themeroller : function (obj) {
                    var s = this._get_settings().themeroller;
                    obj = !obj || obj == -1 ? this.get_container_ul() : this._get_node(obj).parent();
                    obj
                        .find("li.jstree-closed")
                        .children("ins.jstree-icon").removeClass(s.opened).addClass("ui-icon " + s.closed).end()
                        .children("a").addClass(s.item)
                        .children("ins.jstree-icon").addClass("ui-icon")
                        .filter(
                        function() {
                            return this.className.toString()
                                       .replace(s.item_clsd, "").replace(s.item_open, "").replace(s.item_leaf, "")
                                       .indexOf("ui-icon-") === -1;
                        }).removeClass(s.item_leaf + " " + s.item_open).addClass(s.item_clsd || "jstree-no-icon")
                        .end()
                        .end()
                        .end()
                        .end()
                        .find("li.jstree-open")
                        .children("ins.jstree-icon").removeClass(s.closed).addClass("ui-icon " + s.opened).end()
                        .children("a").addClass(s.item)
                        .children("ins.jstree-icon").addClass("ui-icon")
                        .filter(
                        function() {
                            return this.className.toString()
                                       .replace(s.item_clsd, "").replace(s.item_open, "").replace(s.item_leaf, "")
                                       .indexOf("ui-icon-") === -1;
                        }).removeClass(s.item_leaf + " " + s.item_clsd).addClass(s.item_open || "jstree-no-icon")
                        .end()
                        .end()
                        .end()
                        .end()
                        .find("li.jstree-leaf")
                        .children("ins.jstree-icon").removeClass(s.closed + " ui-icon " + s.opened).end()
                        .children("a").addClass(s.item)
                        .children("ins.jstree-icon").addClass("ui-icon")
                        .filter(
                        function() {
                            return this.className.toString()
                                       .replace(s.item_clsd, "").replace(s.item_open, "").replace(s.item_leaf, "")
                                       .indexOf("ui-icon-") === -1;
                        }).removeClass(s.item_clsd + " " + s.item_open).addClass(s.item_leaf || "jstree-no-icon");
                }
            },
            defaults : {
                "opened"    : "ui-icon-triangle-1-se",
                "closed"    : "ui-icon-triangle-1-e",
                "item"        : "ui-state-default",
                "item_h"    : "ui-state-hover",
                "item_a"    : "ui-state-active",
                "item_open"    : "ui-icon-folder-open",
                "item_clsd"    : "ui-icon-folder-collapsed",
                "item_leaf"    : "ui-icon-document"
            }
        });
        $(function() {
            var css_string = '' +
                             '.jstree-themeroller .ui-icon { overflow:visible; } ' +
                             '.jstree-themeroller a { padding:0 2px; } ' +
                             '.jstree-themeroller .jstree-no-icon { display:none; }';
            $.vakata.css.add_sheet({ str : css_string, title : "jstree" });
        });
    })(jQuery);
    //*/

    /* 
     * jsTree unique plugin
     * Forces different names amongst siblings (still a bit experimental)
     * NOTE: does not check language versions (it will not be possible to have nodes with the same title, even in different languages)
     */
    (function ($) {
        $.jstree.plugin("unique", {
            __init : function () {
                this.get_container()
                    .bind("before.jstree", $.proxy(function (e, data) {
                    var nms = [], res = true, p, t;
                    if (data.func == "move_node") {
                        // obj, ref, position, is_copy, is_prepared, skip_check
                        if (data.args[4] === true) {
                            if (data.args[0].o && data.args[0].o.length) {
                                data.args[0].o.children("a").each(function () {
                                    nms.push($(this).text().replace(/^\s+/g, ""));
                                });
                                res = this._check_unique(nms, data.args[0].np.find("> ul > li").not(data.args[0].o),
                                                         "move_node");
                            }
                        }
                    }
                    if (data.func == "create_node") {
                        // obj, position, js, callback, is_loaded
                        if (data.args[4] || this._is_loaded(data.args[0])) {
                            p = this._get_node(data.args[0]);
                            if (data.args[1] && (data.args[1] === "before" || data.args[1] === "after")) {
                                p = this._get_parent(data.args[0]);
                                if (!p || p === -1) {
                                    p = this.get_container();
                                }
                            }
                            if (typeof data.args[2] === "string") {
                                nms.push(data.args[2]);
                            }
                            else if (!data.args[2] || !data.args[2].data) {
                                nms.push(this._get_string("new_node"));
                            }
                            else {
                                nms.push(data.args[2].data);
                            }
                            res = this._check_unique(nms, p.find("> ul > li"), "create_node");
                        }
                    }
                    if (data.func == "rename_node") {
                        // obj, val
                        nms.push(data.args[1]);
                        t = this._get_node(data.args[0]);
                        p = this._get_parent(t);
                        if (!p || p === -1) {
                            p = this.get_container();
                        }
                        res = this._check_unique(nms, p.find("> ul > li").not(t), "rename_node");
                    }
                    if (!res) {
                        e.stopPropagation();
                        return false;
                    }
                }, this));
            },
            defaults : {
                error_callback : $.noop
            },
            _fn : {
                _check_unique : function (nms, p, func) {
                    var cnms = [];
                    p.children("a").each(function () {
                        cnms.push($(this).text().replace(/^\s+/g, ""));
                    });
                    if (!cnms.length || !nms.length) {
                        return true;
                    }
                    cnms = cnms.sort().join(",,").replace(/(,|^)([^,]+)(,,\2)+(,|$)/g, "$1$2$4").replace(/,,+/g,
                                                                                                         ",").replace(/,$/,
                                                                                                                      "").split(",");
                    if ((cnms.length + nms.length)
                        != cnms.concat(nms).sort().join(",,").replace(/(,|^)([^,]+)(,,\2)+(,|$)/g,
                                                                      "$1$2$4").replace(/,,+/g, ",").replace(/,$/,
                                                                                                             "").split(",").length) {
                        this._get_settings().unique.error_callback.call(null, nms, p, func);
                        return false;
                    }
                    return true;
                },
                check_move : function () {
                    if (!this.__call_old()) {
                        return false;
                    }
                    var p = this._get_move(), nms = [];
                    if (p.o && p.o.length) {
                        p.o.children("a").each(function () {
                            nms.push($(this).text().replace(/^\s+/g, ""));
                        });
                        return this._check_unique(nms, p.np.find("> ul > li").not(p.o), "check_move");
                    }
                    return true;
                }
            }
        });
    })(jQuery);
    //*/

    /*
     * jsTree wholerow plugin
     * Makes select and hover work on the entire width of the node
     * MAY BE HEAVY IN LARGE DOM
     */
    (function ($) {
        $.jstree.plugin("wholerow", {
            __init : function () {
                if (!this.data.ui) {
                    throw "jsTree wholerow: jsTree UI plugin not included.";
                }
                this.data.wholerow.html = false;
                this.data.wholerow.to = false;
                this.get_container()
                    .bind("init.jstree", $.proxy(function (e, data) {
                    this._get_settings().core.animation = 0;
                }, this))
                    .bind("open_node.jstree create_node.jstree clean_node.jstree loaded.jstree",
                          $.proxy(function (e, data) {
                              this._prepare_wholerow_span(data && data.rslt && data.rslt.obj ? data.rslt.obj : -1);
                          }, this))
                    .bind("search.jstree clear_search.jstree reopen.jstree after_open.jstree after_close.jstree create_node.jstree delete_node.jstree clean_node.jstree",
                          $.proxy(function (e, data) {
                              if (this.data.to) {
                                  clearTimeout(this.data.to);
                              }
                              this.data.to = setTimeout((function (t, o) {
                                  return function() {
                                      t._prepare_wholerow_ul(o);
                                  };
                              })(this, data && data.rslt && data.rslt.obj ? data.rslt.obj : -1), 0);
                          }, this))
                    .bind("deselect_all.jstree", $.proxy(function (e, data) {
                    this.get_container().find(" > .jstree-wholerow .jstree-clicked").removeClass("jstree-clicked "
                                                                                                     + (this.data.themeroller ? this._get_settings().themeroller.item_a : "" ));
                }, this))
                    .bind("select_node.jstree deselect_node.jstree ", $.proxy(function (e, data) {
                    data.rslt.obj.each(function () {
                        var ref = data.inst.get_container().find(" > .jstree-wholerow li:visible:eq("
                                                                     + ( parseInt((($(this).offset().top
                                                                                        - data.inst.get_container().offset().top
                            + data.inst.get_container()[0].scrollTop) / data.inst.data.core.li_height), 10)) + ")");
                        // ref.children("a")[e.type === "select_node" ? "addClass" : "removeClass"]("jstree-clicked");
                        ref.children("a").attr("class", data.rslt.obj.children("a").attr("class"));
                    });
                }, this))
                    .bind("hover_node.jstree dehover_node.jstree", $.proxy(function (e, data) {
                    this.get_container().find(" > .jstree-wholerow .jstree-hovered").removeClass("jstree-hovered "
                                                                                                     + (this.data.themeroller ? this._get_settings().themeroller.item_h : "" ));
                    if (e.type === "hover_node") {
                        var ref = this.get_container().find(" > .jstree-wholerow li:visible:eq("
                                                                + ( parseInt(((data.rslt.obj.offset().top
                                                                                   - this.get_container().offset().top
                            + this.get_container()[0].scrollTop) / this.data.core.li_height), 10)) + ")");
                        // ref.children("a").addClass("jstree-hovered");
                        ref.children("a").attr("class", data.rslt.obj.children(".jstree-hovered").attr("class"));
                    }
                }, this))
                    .delegate(".jstree-wholerow-span, ins.jstree-icon, li", "click.jstree", function (e) {
                                  var n = $(e.currentTarget);
                                  if (e.target.tagName === "A" || (e.target.tagName === "INS"
                                      && n.closest("li").is(".jstree-open, .jstree-closed"))) {
                                      return;
                                  }
                                  n.closest("li").children("a:visible:eq(0)").click();
                                  e.stopImmediatePropagation();
                              })
                    .delegate("li", "mouseover.jstree", $.proxy(function (e) {
                    e.stopImmediatePropagation();
                    if ($(e.currentTarget).children(".jstree-hovered, .jstree-clicked").length) {
                        return false;
                    }
                    this.hover_node(e.currentTarget);
                    return false;
                }, this))
                    .delegate("li", "mouseleave.jstree", $.proxy(function (e) {
                    if ($(e.currentTarget).children("a").hasClass("jstree-hovered").length) {
                        return;
                    }
                    this.dehover_node(e.currentTarget);
                }, this));
                if (is_ie7 || is_ie6) {
                    $.vakata.css.add_sheet({ str : ".jstree-" + this.get_index()
                        + " { position:relative; } ", title : "jstree" });
                }
            },
            defaults : {
            },
            __destroy : function () {
                this.get_container().children(".jstree-wholerow").remove();
                this.get_container().find(".jstree-wholerow-span").remove();
            },
            _fn : {
                _prepare_wholerow_span : function (obj) {
                    obj = !obj || obj == -1 ? this.get_container().find("> ul > li") : this._get_node(obj);
                    if (obj === false) {
                        return;
                    } // added for removing root nodes
                    obj.each(function () {
                        $(this).find("li").andSelf().each(function () {
                            var $t = $(this);
                            if ($t.children(".jstree-wholerow-span").length) {
                                return true;
                            }
                            $t.prepend("<span class='jstree-wholerow-span' style='width:" + ($t.parentsUntil(".jstree",
                                                                                                             "li").length
                                * 18) + "px;'>&#160;</span>");
                        });
                    });
                },
                _prepare_wholerow_ul : function () {
                    var o = this.get_container().children("ul").eq(0), h = o.html();
                    o.addClass("jstree-wholerow-real");
                    if (this.data.wholerow.last_html !== h) {
                        this.data.wholerow.last_html = h;
                        this.get_container().children(".jstree-wholerow").remove();
                        this.get_container().append(
                            o.clone().removeClass("jstree-wholerow-real")
                                .wrapAll("<div class='jstree-wholerow' />").parent()
                                .width(o.parent()[0].scrollWidth)
                                .css("top", (o.height() + ( is_ie7 ? 5 : 0)) * -1)
                                .find("li[id]").each(
                                function () {
                                    this.removeAttribute("id");
                                }).end()
                        );
                    }
                }
            }
        });
        $(function() {
            var css_string = '' +
                             '.jstree .jstree-wholerow-real { position:relative; z-index:1; } ' +
                             '.jstree .jstree-wholerow-real li { cursor:pointer; } ' +
                             '.jstree .jstree-wholerow-real a { border-left-color:transparent !important; border-right-color:transparent !important; } '
                                 +
                             '.jstree .jstree-wholerow { position:relative; z-index:0; height:0; } ' +
                             '.jstree .jstree-wholerow ul, .jstree .jstree-wholerow li { width:100%; } ' +
                             '.jstree .jstree-wholerow, .jstree .jstree-wholerow ul, .jstree .jstree-wholerow li, .jstree .jstree-wholerow a { margin:0 !important; padding:0 !important; } '
                                 +
                             '.jstree .jstree-wholerow, .jstree .jstree-wholerow ul, .jstree .jstree-wholerow li { background:transparent !important; }'
                                 +
                             '.jstree .jstree-wholerow ins, .jstree .jstree-wholerow span, .jstree .jstree-wholerow input { display:none !important; }'
                                 +
                             '.jstree .jstree-wholerow a, .jstree .jstree-wholerow a:hover { text-indent:-9999px; !important; width:100%; padding:0 !important; border-right-width:0px !important; border-left-width:0px !important; } '
                +
                             '.jstree .jstree-wholerow-span { position:absolute; left:0; margin:0px; padding:0; height:18px; border-width:0; padding:0; z-index:0; }';
            if (is_ff2) {
                css_string += '' +
                              '.jstree .jstree-wholerow a { display:block; height:18px; margin:0; padding:0; border:0; } '
                    +
                              '.jstree .jstree-wholerow-real a { border-color:transparent !important; } ';
            }
            if (is_ie7 || is_ie6) {
                css_string += '' +
                              '.jstree .jstree-wholerow, .jstree .jstree-wholerow li, .jstree .jstree-wholerow ul, .jstree .jstree-wholerow a { margin:0; padding:0; line-height:18px; } '
                    +
                              '.jstree .jstree-wholerow a { display:block; height:18px; line-height:18px; overflow:hidden; } ';
            }
            $.vakata.css.add_sheet({ str : css_string, title : "jstree" });
        });
    })(jQuery);
    //*/

    /*
     * jsTree model plugin
     * This plugin gets jstree to use a class model to retrieve data, creating great dynamism
     */
    (function ($) {
        var nodeInterface = ["getChildren","getChildrenCount","getAttr","getName","getProps"],
            validateInterface = function(obj, inter) {
                var valid = true;
                obj = obj || {};
                inter = [].concat(inter);
                $.each(inter, function (i, v) {
                    if (!$.isFunction(obj[v])) {
                        valid = false;
                        return false;
                    }
                });
                return valid;
            };
        $.jstree.plugin("model", {
            __init : function () {
                if (!this.data.json_data) {
                    throw "jsTree model: jsTree json_data plugin not included.";
                }
                this._get_settings().json_data.data = function (n, b) {
                    var obj = (n == -1) ? this._get_settings().model.object : n.data("jstree_model");
                    if (!validateInterface(obj, nodeInterface)) {
                        return b.call(null, false);
                    }
                    if (this._get_settings().model.async) {
                        obj.getChildren($.proxy(function (data) {
                            this.model_done(data, b);
                        }, this));
                    }
                    else {
                        this.model_done(obj.getChildren(), b);
                    }
                };
            },
            defaults : {
                object : false,
                id_prefix : false,
                async : false
            },
            _fn : {
                model_done : function (data, callback) {
                    var ret = [],
                        s = this._get_settings(),
                        _this = this;

                    if (!$.isArray(data)) {
                        data = [data];
                    }
                    $.each(data, function (i, nd) {
                        var r = nd.getProps() || {};
                        r.attr = nd.getAttr() || {};
                        if (nd.getChildrenCount()) {
                            r.state = "closed";
                        }
                        r.data = nd.getName();
                        if (!$.isArray(r.data)) {
                            r.data = [r.data];
                        }
                        if (_this.data.types && $.isFunction(nd.getType)) {
                            r.attr[s.types.type_attr] = nd.getType();
                        }
                        if (r.attr.id && s.model.id_prefix) {
                            r.attr.id = s.model.id_prefix + r.attr.id;
                        }
                        if (!r.metadata) {
                            r.metadata = { };
                        }
                        r.metadata.jstree_model = nd;
                        ret.push(r);
                    });
                    callback.call(null, ret);
                }
            }
        });
    })(jQuery);
    //*/

})();